49!47-1 trivially factors prime!: 97 (digits:2)
50!47-1 trivially factors prime!: 149 (digits:3)
53!47-1 trivially factors prime!: 317 (digits:3)
55!47-1 trivially factors prime!: 439 (digits:3)
56!47-1 trivially factors prime!: 503 (digits:3)
57!47-1 trivially factors prime!: 569 (digits:3)
61!47-1 trivially factors prime!: 853 (digits:3)
62!47-1 trivially factors prime!: 929 (digits:3)
64!47-1 trivially factors prime!: 1087 (digits:4)
68!47-1 trivially factors prime!: 1427 (digits:4)
70!47-1 trivially factors prime!: 1609 (digits:4)
74!47-1 trivially factors prime!: 1997 (digits:4)
75!47-1 trivially factors prime!: 2099 (digits:4)
76!47-1 trivially factors prime!: 2203 (digits:4)
77!47-1 trivially factors prime!: 2309 (digits:4)
78!47-1 trivially factors prime!: 2417 (digits:4)
81!47-1 trivially factors prime!: 2753 (digits:4)
85!47-1 trivially factors prime!: 3229 (digits:4)
88!47-1 trivially factors prime!: 3607 (digits:4)
91!47-1 trivially factors prime!: 4003 (digits:4)
92!47-1 trivially factors prime!: 4139 (digits:4)
97!47-1 trivially factors prime!: 14549 (digits:5)
98!47-1 trivially factors prime!: 19991 (digits:5)
100!47-1 trivially factors prime!: 31799 (digits:5)
101!47-1 trivially factors prime!: 38177 (digits:5)
102!47-1 trivially factors prime!: 44879 (digits:5)
107!47-1 trivially factors prime!: 83459 (digits:5)
110!47-1 trivially factors prime!: 110879 (digits:6)
111!47-1 trivially factors prime!: 120767 (digits:6)
116!47-1 trivially factors prime!: 176087 (digits:6)
117!47-1 trivially factors prime!: 188369 (digits:6)
122!47-1 trivially factors prime!: 256199 (digits:6)
128!47-1 trivially factors prime!: 352511 (digits:6)
133!47-1 trivially factors prime!: 446081 (digits:6)
135!47-1 trivially factors prime!: 487079 (digits:6)
136!47-1 trivially factors prime!: 508367 (digits:6)
143!47-1 trivially factors prime!: 1345343 (digits:7)
153!47-1 trivially factors prime!: 11482343 (digits:8)
155!47-1 trivially factors prime!: 14295959 (digits:8)
157!47-1 trivially factors prime!: 17408159 (digits:8)
159!47-1 trivially factors prime!: 20835359 (digits:8)
162!47-1 trivially factors prime!: 26603639 (digits:8)
164!47-1 trivially factors prime!: 30892679 (digits:8)
168!47-1 trivially factors prime!: 40615343 (digits:8)
170!47-1 trivially factors prime!: 46085639 (digits:8)
172!47-1 trivially factors prime!: 51986999 (digits:8)
186!47-1 trivially factors prime!: 107035559 (digits:9)
190!47-1 trivially factors prime!: 255615359 (digits:9)
196!47-1 trivially factors prime!: 1310675519 (digits:10)
202!47-1 trivially factors prime!: 2887783919 (digits:10)
205!47-1 trivially factors prime!: 3911675519 (digits:10)
209!47-1 trivially factors prime!: 5560160759 (digits:10)

 Primality testing 218!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 218!47-1 is prime! (0.0127s+0.0002s)(digits:11)

 Primality testing 223!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 223!47-1 is prime! (0.0124s+0.0028s)(digits:11)

 Primality testing 232!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 232!47-1 is prime! (0.0118s+0.0544s)(digits:11)

 Primality testing 234!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 234!47-1 is prime! (0.0120s+0.0031s)(digits:11)

 Primality testing 248!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 248!47-1 is prime! (0.0640s+0.0043s)(digits:12)

 Primality testing 254!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 2.50% (302.50% proof)
 254!47-1 is prime! (0.0095s+0.0227s)(digits:13)

 Primality testing 259!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 23, base 1+sqrt(23)
 Running N+1 test using discriminant 23, base 2+sqrt(23)
 Calling N+1 BLS with factored part 100.00% and helper 22.50% (327.50% proof)
 259!47-1 is prime! (0.0096s+0.0229s)(digits:13)

 Primality testing 261!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 2.50% (307.50% proof)
 261!47-1 is prime! (0.0069s+0.0008s)(digits:13)

 Primality testing 266!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Calling Brillhart-Lehmer-Selfridge with factored part 36.59%
 266!47-1 is prime! (0.0065s+0.0036s)(digits:13)

 Primality testing 271!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 17, base 1+sqrt(17)
 Running N+1 test using discriminant 17, base 2+sqrt(17)
 Calling N+1 BLS with factored part 100.00% and helper 2.44% (307.32% proof)
 271!47-1 is prime! (0.0087s+0.0147s)(digits:13)

 Primality testing 274!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Calling Brillhart-Lehmer-Selfridge with factored part 35.71%
 274!47-1 is prime! (0.0063s+0.0037s)(digits:13)

 Primality testing 275!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 23, base 1+sqrt(23)
 Running N+1 test using discriminant 23, base 2+sqrt(23)
 Calling N+1 BLS with factored part 100.00% and helper 2.38% (302.38% proof)
 275!47-1 is prime! (0.0048s+0.0011s)(digits:13)

 Primality testing 278!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 2.38% (304.76% proof)
 278!47-1 is prime! (0.0067s+0.0009s)(digits:13)

 Primality testing 282!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 17, base 1+sqrt(17)
 Running N+1 test using discriminant 17, base 3+sqrt(17)
 Calling N+1 BLS with factored part 100.00% and helper 16.67% (321.43% proof)
 282!47-1 is prime! (0.0047s+0.0008s)(digits:13)

 Primality testing 286!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 31
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 2.22% (302.22% proof)
 286!47-1 is prime! (0.0049s+0.0010s)(digits:14)

 Primality testing 297!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 3+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 12.77% (319.15% proof)
 297!47-1 is prime! (0.0048s+0.0008s)(digits:15)

 Primality testing 298!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 19.15% (325.53% proof)
 298!47-1 is prime! (0.0051s+0.0007s)(digits:15)

 Primality testing 305!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 31, base 1+sqrt(31)
 Running N+1 test using discriminant 31, base 2+sqrt(31)
 Calling N+1 BLS with factored part 100.00% and helper 18.75% (325.00% proof)
 305!47-1 is prime! (0.0055s+0.0007s)(digits:15)

 Primality testing 306!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 23, base 1+sqrt(23)
 Running N+1 test using discriminant 23, base 2+sqrt(23)
 Calling N+1 BLS with factored part 100.00% and helper 2.08% (306.25% proof)
 306!47-1 is prime! (0.0050s+0.0007s)(digits:15)

 Primality testing 312!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 23, base 1+sqrt(23)
 Running N+1 test using discriminant 23, base 2+sqrt(23)
 Calling N+1 BLS with factored part 100.00% and helper 2.04% (304.08% proof)
 312!47-1 is prime! (0.0055s+0.0015s)(digits:15)

 Primality testing 318!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 31, base 1+sqrt(31)
 Running N+1 test using discriminant 31, base 2+sqrt(31)
 Calling N+1 BLS with factored part 100.00% and helper 2.00% (302.00% proof)
 318!47-1 is prime! (0.0054s+0.0007s)(digits:16)

 Primality testing 327!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Calling Brillhart-Lehmer-Selfridge with factored part 35.29%
 327!47-1 is prime! (0.0070s+0.0042s)(digits:16)

 Primality testing 346!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 19, base 1+sqrt(19)
 Running N+1 test using discriminant 19, base 2+sqrt(19)
 Calling N+1 BLS with factored part 100.00% and helper 17.86% (319.64% proof)
 346!47-1 is prime! (0.0054s+0.0008s)(digits:18)

 Primality testing 350!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.75% (301.75% proof)
 350!47-1 is prime! (0.0054s+0.0014s)(digits:18)

 Primality testing 355!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Calling Brillhart-Lehmer-Selfridge with factored part 29.82%
 355!47-1 is prime! (0.0064s+0.0039s)(digits:18)

 Primality testing 362!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 22.41% (324.14% proof)
 362!47-1 is prime! (0.0052s+0.0010s)(digits:18)

 Primality testing 365!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.72% (305.17% proof)
 365!47-1 is prime! (0.0052s+0.0008s)(digits:18)

 Primality testing 383!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 14.29% (314.29% proof)
 383!47-1 is prime! (0.0051s+0.0007s)(digits:19)

 Primality testing 384!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Calling Brillhart-Lehmer-Selfridge with factored part 41.27%
 384!47-1 is prime! (0.0063s+0.0038s)(digits:20)

 Primality testing 386!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N-1 test using base 31
 Running N+1 test using discriminant 43, base 1+sqrt(43)
 Running N+1 test using discriminant 43, base 2+sqrt(43)
 Calling N+1 BLS with factored part 100.00% and helper 22.22% (326.98% proof)
 386!47-1 is prime! (0.0057s+0.0008s)(digits:20)

 Primality testing 392!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 19, base 1+sqrt(19)
 Running N+1 test using discriminant 19, base 2+sqrt(19)
 Calling N+1 BLS with factored part 100.00% and helper 1.56% (304.69% proof)
 392!47-1 is prime! (0.0050s+0.0007s)(digits:20)

 Primality testing 400!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.52% (301.52% proof)
 400!47-1 is prime! (0.0052s+0.0007s)(digits:20)

 Primality testing 412!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11
 Running N+1 test using discriminant 19, base 1+sqrt(19)
 Running N+1 test using discriminant 19, base 2+sqrt(19)
 Calling N+1 BLS with factored part 100.00% and helper 7.46% (308.96% proof)
 412!47-1 is prime! (0.0053s+0.0012s)(digits:21)

 Primality testing 419!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 1.47% (301.47% proof)
 419!47-1 is prime! (0.0053s+0.0007s)(digits:21)

 Primality testing 428!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 14.08% (314.08% proof)
 428!47-1 is prime! (0.0065s+0.0010s)(digits:22)

 Primality testing 446!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 12.16% (314.86% proof)
 446!47-1 is prime! (0.0068s+0.0009s)(digits:23)

 Primality testing 451!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.33% (302.67% proof)
 451!47-1 is prime! (0.0056s+0.0010s)(digits:23)

 Primality testing 456!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Running N+1 test using discriminant 47, base 3+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 1.33% (304.00% proof)
 456!47-1 is prime! (0.0059s+0.0009s)(digits:23)

 Primality testing 461!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 43, base 1+sqrt(43)
 Running N+1 test using discriminant 43, base 2+sqrt(43)
 Calling N+1 BLS with factored part 100.00% and helper 1.32% (302.63% proof)
 461!47-1 is prime! (0.0056s+0.0010s)(digits:24)

 Primality testing 463!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 43, base 1+sqrt(43)
 Running N+1 test using discriminant 43, base 2+sqrt(43)
 Calling N+1 BLS with factored part 100.00% and helper 11.84% (314.47% proof)
 463!47-1 is prime! (0.0132s+0.0010s)(digits:24)

 Primality testing 465!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.32% (303.95% proof)
 465!47-1 is prime! (0.0468s+0.0013s)(digits:24)

 Primality testing 474!47-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Calling Brillhart-Lehmer-Selfridge with factored part 34.18%
 474!47-1 is prime! (0.0068s+0.0041s)(digits:24)

 Primality testing 478!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 31, base 1+sqrt(31)
 Running N+1 test using discriminant 31, base 2+sqrt(31)
 Calling N+1 BLS with factored part 100.00% and helper 6.17% (306.17% proof)
 478!47-1 is prime! (0.0057s+0.0009s)(digits:25)

 Primality testing 480!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 23, base 1+sqrt(23)
 Running N+1 test using discriminant 23, base 2+sqrt(23)
 Calling N+1 BLS with factored part 100.00% and helper 1.23% (302.47% proof)
 480!47-1 is prime! (0.0583s+0.0089s)(digits:25)

 Primality testing 492!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 31, base 1+sqrt(31)
 Running N+1 test using discriminant 31, base 2+sqrt(31)
 Calling N+1 BLS with factored part 100.00% and helper 1.20% (302.41% proof)
 492!47-1 is prime! (0.0487s+0.0125s)(digits:26)

 Primality testing 503!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N+1 test using discriminant 31, base 1+sqrt(31)
 Running N+1 test using discriminant 31, base 2+sqrt(31)
 Calling N+1 BLS with factored part 100.00% and helper 1.19% (303.57% proof)
 503!47-1 is prime! (0.0601s+0.0067s)(digits:26)

 Primality testing 510!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 31
 Running N+1 test using discriminant 53, base 1+sqrt(53)
 Running N+1 test using discriminant 53, base 2+sqrt(53)
 Calling N+1 BLS with factored part 100.00% and helper 1.18% (303.53% proof)
 510!47-1 is prime! (0.0581s+0.0090s)(digits:26)

 Primality testing 571!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 1.02% (303.06% proof)
 571!47-1 is prime! (0.0590s+0.0088s)(digits:30)

 Primality testing 579!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 53, base 1+sqrt(53)
 Running N+1 test using discriminant 53, base 2+sqrt(53)
 Calling N+1 BLS with factored part 100.00% and helper 9.00% (311.00% proof)
 579!47-1 is prime! (0.0511s+0.0266s)(digits:31)

 Primality testing 583!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 7.92% (308.91% proof)
 583!47-1 is prime! (0.0462s+0.0034s)(digits:31)

 Primality testing 595!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 0.97% (300.97% proof)
 595!47-1 is prime! (0.0592s+0.0087s)(digits:32)

 Primality testing 636!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 43, base 1+sqrt(43)
 Running N+1 test using discriminant 43, base 2+sqrt(43)
 Calling N+1 BLS with factored part 100.00% and helper 0.90% (301.80% proof)
 636!47-1 is prime! (0.0463s+0.0128s)(digits:34)

 Primality testing 646!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 0.89% (302.68% proof)
 646!47-1 is prime! (0.0485s+0.0083s)(digits:34)

 Primality testing 648!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 31
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 0.88% (300.88% proof)
 648!47-1 is prime! (0.0352s+0.0116s)(digits:35)

 Primality testing 662!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N+1 test using discriminant 59, base 1+sqrt(59)
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Calling N+1 BLS with factored part 100.00% and helper 6.90% (308.62% proof)
 662!47-1 is prime! (0.0465s+0.0125s)(digits:36)

 Primality testing 671!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 7.56% (307.56% proof)
 671!47-1 is prime! (0.0482s+0.0107s)(digits:36)

 Primality testing 688!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 Running N-1 test using base 23
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 5.79% (307.44% proof)
 688!47-1 is prime! (0.0568s+0.0095s)(digits:37)

 Primality testing 714!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 0.79% (301.57% proof)
 714!47-1 is prime! (0.0341s+0.0148s)(digits:39)

 Primality testing 718!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 5.47% (306.25% proof)
 718!47-1 is prime! (0.0402s+0.0105s)(digits:39)

 Primality testing 727!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 31
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 0.77% (300.77% proof)
 727!47-1 is prime! (0.0519s+0.0071s)(digits:40)

 Primality testing 733!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Running N+1 test using discriminant 29, base 1+sqrt(29)
 Running N+1 test using discriminant 29, base 2+sqrt(29)
 Calling N+1 BLS with factored part 100.00% and helper 13.08% (315.38% proof)
 733!47-1 is prime! (0.0372s+0.0110s)(digits:40)

 Primality testing 741!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 0.76% (302.29% proof)
 741!47-1 is prime! (0.0482s+0.0108s)(digits:40)

 Primality testing 759!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 6.62% (308.09% proof)
 759!47-1 is prime! (0.0479s+0.0079s)(digits:42)

 Primality testing 798!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 37, base 1+sqrt(37)
 Running N+1 test using discriminant 37, base 2+sqrt(37)
 Calling N+1 BLS with factored part 100.00% and helper 4.93% (306.34% proof)
 798!47-1 is prime! (0.0512s+0.0071s)(digits:43)

 Primality testing 821!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 0.67% (301.34% proof)
 821!47-1 is prime! (0.0472s+0.0105s)(digits:45)

 Primality testing 822!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 53, base 1+sqrt(53)
 Running N+1 test using discriminant 53, base 2+sqrt(53)
 Calling N+1 BLS with factored part 100.00% and helper 6.71% (307.38% proof)
 822!47-1 is prime! (0.0474s+0.0107s)(digits:46)

 Primality testing 841!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 3.97% (305.96% proof)
 841!47-1 is prime! (0.0425s+0.0030s)(digits:46)

 Primality testing 858!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 73
 Running N+1 test using discriminant 83, base 1+sqrt(83)
 Running N+1 test using discriminant 83, base 3+sqrt(83)
 Calling N+1 BLS with factored part 100.00% and helper 0.64% (300.64% proof)
 858!47-1 is prime! (0.0519s+0.0044s)(digits:48)

 Primality testing 870!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 0.63% (301.26% proof)
 870!47-1 is prime! (0.0462s+0.0086s)(digits:48)

 Primality testing 930!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 79, base 1+sqrt(79)
 Running N+1 test using discriminant 79, base 2+sqrt(79)
 Calling N+1 BLS with factored part 100.00% and helper 8.19% (308.19% proof)
 930!47-1 is prime! (0.0467s+0.0079s)(digits:52)

 Primality testing 936!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 61
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 100.00% and helper 0.58% (301.75% proof)
 936!47-1 is prime! (0.0362s+0.0039s)(digits:52)

 Primality testing 950!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Running N+1 test using discriminant 59, base 3+sqrt(59)
 Calling N+1 BLS with factored part 100.00% and helper 0.57% (301.14% proof)
 950!47-1 is prime! (0.0444s+0.0036s)(digits:54)

 Primality testing 969!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 7.82% (308.94% proof)
 969!47-1 is prime! (0.0480s+0.0025s)(digits:55)

 Primality testing 983!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Running N+1 test using discriminant 59, base 3+sqrt(59)
 Calling N+1 BLS with factored part 100.00% and helper 0.55% (301.10% proof)
 983!47-1 is prime! (0.0440s+0.0063s)(digits:55)

 Primality testing 992!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 0.54% (301.63% proof)
 992!47-1 is prime! (0.0364s+0.0106s)(digits:56)

 Primality testing 999!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 3+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 0.54% (301.61% proof)
 999!47-1 is prime! (0.0430s+0.0035s)(digits:57)

 Primality testing 1017!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 61
 Running N+1 test using discriminant 79, base 1+sqrt(79)
 Running N+1 test using discriminant 79, base 2+sqrt(79)
 Calling N+1 BLS with factored part 100.00% and helper 0.53% (300.53% proof)
 1017!47-1 is prime! (0.0482s+0.0112s)(digits:58)

 Primality testing 1024!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 100.00% and helper 5.26% (306.84% proof)
 1024!47-1 is prime! (0.0486s+0.0110s)(digits:58)

 Primality testing 1078!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 53
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 100.00% and helper 3.98% (304.98% proof)
 1078!47-1 is prime! (0.0456s+0.0150s)(digits:61)

 Primality testing 1083!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 31
 Running N+1 test using discriminant 41, base 1+sqrt(41)
 Running N+1 test using discriminant 41, base 2+sqrt(41)
 Calling N+1 BLS with factored part 100.00% and helper 2.96% (303.45% proof)
 1083!47-1 is prime! (0.0448s+0.0030s)(digits:62)

 Primality testing 1102!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 100.00% and helper 0.48% (301.44% proof)
 1102!47-1 is prime! (0.0454s+0.0076s)(digits:63)

 Primality testing 1155!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 Running N+1 test using discriminant 83, base 1+sqrt(83)
 Running N+1 test using discriminant 83, base 2+sqrt(83)
 Calling N+1 BLS with factored part 100.00% and helper 0.46% (301.37% proof)
 1155!47-1 is prime! (0.0464s+0.0067s)(digits:67)

 Primality testing 1159!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 100.00% and helper 6.36% (306.82% proof)
 1159!47-1 is prime! (0.0426s+0.0076s)(digits:67)

 Primality testing 1227!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 0.43% (301.28% proof)
 1227!47-1 is prime! (0.0395s+0.0126s)(digits:71)

 Primality testing 1230!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 43
 Running N+1 test using discriminant 59, base 1+sqrt(59)
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Calling N+1 BLS with factored part 100.00% and helper 0.42% (301.27% proof)
 1230!47-1 is prime! (0.0475s+0.0072s)(digits:72)

 Primality testing 1251!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 3.33% (304.17% proof)
 1251!47-1 is prime! (0.0507s+0.0070s)(digits:73)

 Primality testing 1268!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 53
 Running N+1 test using discriminant 79, base 1+sqrt(79)
 Running N+1 test using discriminant 79, base 2+sqrt(79)
 Calling N+1 BLS with factored part 100.00% and helper 0.41% (301.24% proof)
 1268!47-1 is prime! (0.0411s+0.0115s)(digits:74)

 Primality testing 1282!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 43, base 1+sqrt(43)
 Running N+1 test using discriminant 43, base 2+sqrt(43)
 Calling N+1 BLS with factored part 100.00% and helper 0.40% (300.40% proof)
 1282!47-1 is prime! (0.0354s+0.0044s)(digits:75)

 Primality testing 1362!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 53
 Running N+1 test using discriminant 89, base 1+sqrt(89)
 Running N+1 test using discriminant 89, base 2+sqrt(89)
 Calling N+1 BLS with factored part 100.00% and helper 0.38% (301.14% proof)
 1362!47-1 is prime! (0.0419s+0.0031s)(digits:80)

 Primality testing 1396!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 100.00% and helper 0.37% (300.74% proof)
 1396!47-1 is prime! (0.0506s+0.0039s)(digits:83)

 Primality testing 1400!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 100.00% and helper 6.23% (306.23% proof)
 1400!47-1 is prime! (0.0473s+0.0171s)(digits:83)

 Primality testing 1405!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 92.67% and helper 0.37% (278.75% proof)
 1405!47-1 is prime! (0.0443s+0.0077s)(digits:83)

 Primality testing 1427!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 92.50% and helper 0.36% (278.57% proof)
 1427!47-1 is prime! (0.0379s+0.0031s)(digits:85)

 Primality testing 1437!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 92.55% and helper 0.35% (278.72% proof)
 1437!47-1 is prime! (0.0440s+0.0036s)(digits:85)

 Primality testing 1443!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 53
 Running N+1 test using discriminant 79, base 1+sqrt(79)
 Running N+1 test using discriminant 79, base 2+sqrt(79)
 Calling N+1 BLS with factored part 100.00% and helper 0.35% (300.35% proof)
 1443!47-1 is prime! (0.0461s+0.0075s)(digits:86)

 Primality testing 1475!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 71, base 1+sqrt(71)
 Running N+1 test using discriminant 71, base 2+sqrt(71)
 Calling N+1 BLS with factored part 92.78% and helper 5.15% (283.85% proof)
 1475!47-1 is prime! (0.0460s+0.0043s)(digits:88)

 Primality testing 1487!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 Running N-1 test using base 83
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 100.00% and helper 2.05% (302.05% proof)
 1487!47-1 is prime! (0.0485s+0.0120s)(digits:89)

 Primality testing 1493!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 47, base 1+sqrt(47)
 Running N+1 test using discriminant 47, base 2+sqrt(47)
 Calling N+1 BLS with factored part 89.42% and helper 3.41% (272.35% proof)
 1493!47-1 is prime! (0.0422s+0.0079s)(digits:89)

 Primality testing 1494!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 Running N+1 test using discriminant 79, base 1+sqrt(79)
 Running N+1 test using discriminant 79, base 2+sqrt(79)
 Calling N+1 BLS with factored part 92.86% and helper 3.40% (282.31% proof)
 1494!47-1 is prime! (0.0366s+0.0120s)(digits:89)

 Primality testing 1501!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 71, base 1+sqrt(71)
 Running N+1 test using discriminant 71, base 2+sqrt(71)
 Calling N+1 BLS with factored part 100.00% and helper 4.41% (304.41% proof)
 1501!47-1 is prime! (0.0366s+0.0115s)(digits:89)

 Primality testing 1506!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 0.34% (300.68% proof)
 1506!47-1 is prime! (0.0480s+0.0029s)(digits:90)

 Primality testing 1516!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 103, base 1+sqrt(103)
 Running N+1 test using discriminant 103, base 2+sqrt(103)
 Calling N+1 BLS with factored part 93.33% and helper 3.33% (283.33% proof)
 1516!47-1 is prime! (0.0361s+0.0056s)(digits:91)

 Primality testing 1545!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 100.00% and helper 0.33% (300.33% proof)
 1545!47-1 is prime! (0.0429s+0.0112s)(digits:92)

 Primality testing 1571!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 43
 Running N+1 test using discriminant 59, base 1+sqrt(59)
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Calling N+1 BLS with factored part 93.27% and helper 1.92% (282.69% proof)
 1571!47-1 is prime! (0.0516s+0.0086s)(digits:95)

 Primality testing 1582!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 89
 Running N+1 test using discriminant 109, base 1+sqrt(109)
 Running N+1 test using discriminant 109, base 2+sqrt(109)
 Calling N+1 BLS with factored part 100.00% and helper 6.05% (306.37% proof)
 1582!47-1 is prime! (0.0473s+0.0061s)(digits:95)

 Primality testing 1602!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 43
 Running N+1 test using discriminant 53, base 1+sqrt(53)
 Running N+1 test using discriminant 53, base 2+sqrt(53)
 Calling N+1 BLS with factored part 100.00% and helper 1.88% (302.19% proof)
 1602!47-1 is prime! (0.0422s+0.0059s)(digits:97)

 Primality testing 1610!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 93.77% and helper 0.31% (281.93% proof)
 1610!47-1 is prime! (0.0440s+0.0103s)(digits:97)

 Primality testing 1622!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 100.00% and helper 2.47% (302.47% proof)
 1622!47-1 is prime! (0.0470s+0.0079s)(digits:98)

 Primality testing 1677!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 87.76% and helper 0.30% (263.88% proof)
 1677!47-1 is prime! (0.0373s+0.0074s)(digits:102)

 Primality testing 1683!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 71
 Running N+1 test using discriminant 89, base 1+sqrt(89)
 Running N+1 test using discriminant 89, base 2+sqrt(89)
 Calling N+1 BLS with factored part 94.05% and helper 0.30% (282.44% proof)
 1683!47-1 is prime! (0.0340s+0.0081s)(digits:102)

 Primality testing 1699!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 163, base 1+sqrt(163)
 Running N+1 test using discriminant 163, base 2+sqrt(163)
 Calling N+1 BLS with factored part 90.91% and helper 7.92% (280.65% proof)
 1699!47-1 is prime! (0.0447s+0.0082s)(digits:103)

 Primality testing 1720!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 91.04% and helper 0.29% (273.41% proof)
 1720!47-1 is prime! (0.0441s+0.0106s)(digits:105)

 Primality testing 1728!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 Running N+1 test using discriminant 101, base 1+sqrt(101)
 Running N+1 test using discriminant 101, base 2+sqrt(101)
 Calling N+1 BLS with factored part 91.07% and helper 0.29% (273.49% proof)
 1728!47-1 is prime! (0.0417s+0.0067s)(digits:105)

 Primality testing 1758!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 61, base 1+sqrt(61)
 Running N+1 test using discriminant 61, base 2+sqrt(61)
 Calling N+1 BLS with factored part 94.08% and helper 0.28% (282.54% proof)
 1758!47-1 is prime! (0.0430s+0.0080s)(digits:107)

 Primality testing 1783!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 71
 Running N+1 test using discriminant 83, base 1+sqrt(83)
 Running N+1 test using discriminant 83, base 2+sqrt(83)
 Calling N+1 BLS with factored part 94.15% and helper 0.28% (283.01% proof)
 1783!47-1 is prime! (0.0440s+0.0047s)(digits:109)

 Primality testing 1860!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 91.80% and helper 0.26% (275.93% proof)
 1860!47-1 is prime! (0.0422s+0.0066s)(digits:114)

 Primality testing 1996!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 67, base 1+sqrt(67)
 Running N+1 test using discriminant 67, base 2+sqrt(67)
 Calling N+1 BLS with factored part 87.32% and helper 0.24% (262.20% proof)
 1996!47-1 is prime! (0.0388s+0.0099s)(digits:124)

 Primality testing 2023!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 97
 Running N+1 test using discriminant 109, base 1+sqrt(109)
 Running N+1 test using discriminant 109, base 2+sqrt(109)
 Calling N+1 BLS with factored part 92.29% and helper 0.24% (277.35% proof)
 2023!47-1 is prime! (0.0489s+0.0053s)(digits:126)

 Primality testing 2032!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 59, base 1+sqrt(59)
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Calling N+1 BLS with factored part 94.99% and helper 0.24% (285.20% proof)
 2032!47-1 is prime! (0.0408s+0.0016s)(digits:127)

 Primality testing 2076!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 Running N+1 test using discriminant 83, base 1+sqrt(83)
 Running N+1 test using discriminant 83, base 2+sqrt(83)
 Calling N+1 BLS with factored part 89.98% and helper 0.23% (270.40% proof)
 2076!47-1 is prime! (0.0441s+0.0032s)(digits:130)

 Primality testing 2182!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 90.75% and helper 1.54% (274.01% proof)
 2182!47-1 is prime! (0.0569s+0.0071s)(digits:137)

 Primality testing 2223!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 107, base 1+sqrt(107)
 Running N+1 test using discriminant 107, base 2+sqrt(107)
 Calling N+1 BLS with factored part 88.36% and helper 0.22% (265.52% proof)
 2223!47-1 is prime! (0.0468s+0.0070s)(digits:140)

 Primality testing 2227!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 71
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 90.95% and helper 0.22% (273.28% proof)
 2227!47-1 is prime! (0.0385s+0.0033s)(digits:140)

 Primality testing 2290!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 89.12% and helper 0.21% (267.78% proof)
 2290!47-1 is prime! (0.0339s+0.0043s)(digits:145)

 Primality testing 2356!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 103
 Running N+1 test using discriminant 109, base 1+sqrt(109)
 Running N+1 test using discriminant 109, base 2+sqrt(109)
 Calling N+1 BLS with factored part 89.09% and helper 0.20% (267.88% proof)
 2356!47-1 is prime! (0.0497s+0.0087s)(digits:150)

 Primality testing 2377!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 101
 Running N+1 test using discriminant 107, base 1+sqrt(107)
 Running N+1 test using discriminant 107, base 2+sqrt(107)
 Calling N+1 BLS with factored part 89.40% and helper 0.20% (268.40% proof)
 2377!47-1 is prime! (0.0420s+0.0033s)(digits:151)

 Primality testing 2395!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 137, base 1+sqrt(137)
 Running N+1 test using discriminant 137, base 2+sqrt(137)
 Calling N+1 BLS with factored part 87.25% and helper 0.20% (262.35% proof)
 2395!47-1 is prime! (0.0424s+0.0062s)(digits:152)

 Primality testing 2396!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 Running N+1 test using discriminant 71, base 1+sqrt(71)
 Running N+1 test using discriminant 71, base 2+sqrt(71)
 Calling N+1 BLS with factored part 85.09% and helper 0.20% (255.86% proof)
 2396!47-1 is prime! (0.0447s+0.0066s)(digits:152)

 Primality testing 2431!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 59, base 1+sqrt(59)
 Running N+1 test using discriminant 59, base 2+sqrt(59)
 Calling N+1 BLS with factored part 89.84% and helper 0.20% (269.73% proof)
 2431!47-1 is prime! (0.0434s+0.0042s)(digits:155)

 Primality testing 2435!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 61
 Running N+1 test using discriminant 83, base 1+sqrt(83)
 Running N+1 test using discriminant 83, base 2+sqrt(83)
 Calling N+1 BLS with factored part 87.33% and helper 0.19% (262.38% proof)
 2435!47-1 is prime! (0.0322s+0.0020s)(digits:155)

 Primality testing 2438!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 89.67% and helper 0.19% (269.20% proof)
 2438!47-1 is prime! (0.0468s+0.0089s)(digits:155)

 Primality testing 2461!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 73, base 1+sqrt(73)
 Running N+1 test using discriminant 73, base 2+sqrt(73)
 Calling N+1 BLS with factored part 87.88% and helper 0.19% (263.85% proof)
 2461!47-1 is prime! (0.0460s+0.0080s)(digits:157)

 Primality testing 2592!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 88.59% and helper 0.18% (265.94% proof)
 2592!47-1 is prime! (0.0445s+0.0038s)(digits:167)

 Primality testing 2596!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 73
 Running N+1 test using discriminant 103, base 1+sqrt(103)
 Running N+1 test using discriminant 103, base 2+sqrt(103)
 Calling N+1 BLS with factored part 90.24% and helper 1.45% (272.51% proof)
 2596!47-1 is prime! (0.0382s+0.0069s)(digits:167)

 Primality testing 2640!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 89, base 1+sqrt(89)
 Running N+1 test using discriminant 89, base 2+sqrt(89)
 Calling N+1 BLS with factored part 88.45% and helper 1.78% (267.32% proof)
 2640!47-1 is prime! (0.0525s+0.0028s)(digits:170)

 Primality testing 2661!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 103, base 1+sqrt(103)
 Running N+1 test using discriminant 103, base 2+sqrt(103)
 Calling N+1 BLS with factored part 85.04% and helper 1.76% (257.22% proof)
 2661!47-1 is prime! (0.0456s+0.0093s)(digits:172)

 Primality testing 2698!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 61
 Running N+1 test using discriminant 101, base 1+sqrt(101)
 Running N+1 test using discriminant 101, base 2+sqrt(101)
 Calling N+1 BLS with factored part 90.64% and helper 0.17% (272.27% proof)
 2698!47-1 is prime! (0.0415s+0.0069s)(digits:174)

 Primality testing 2719!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 90.53% and helper 0.17% (271.77% proof)
 2719!47-1 is prime! (0.0479s+0.0091s)(digits:176)

 Primality testing 2758!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 85.62% and helper 0.17% (257.02% proof)
 2758!47-1 is prime! (0.0499s+0.0016s)(digits:179)

 Primality testing 2769!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 89.21% and helper 0.17% (267.79% proof)
 2769!47-1 is prime! (0.0461s+0.0086s)(digits:179)

 Primality testing 2837!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 97
 Running N+1 test using discriminant 109, base 1+sqrt(109)
 Running N+1 test using discriminant 109, base 2+sqrt(109)
 Calling N+1 BLS with factored part 86.09% and helper 0.16% (258.59% proof)
 2837!47-1 is prime! (0.0461s+0.0017s)(digits:185)

 Primality testing 2880!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 103, base 1+sqrt(103)
 Running N+1 test using discriminant 103, base 2+sqrt(103)
 Calling N+1 BLS with factored part 89.39% and helper 0.16% (268.33% proof)
 2880!47-1 is prime! (0.0392s+0.0141s)(digits:188)

 Primality testing 2885!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 89.73% and helper 1.28% (270.63% proof)
 2885!47-1 is prime! (0.0489s+0.0014s)(digits:188)

 Primality testing 2888!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 107
 Running N+1 test using discriminant 151, base 1+sqrt(151)
 Running N+1 test using discriminant 151, base 2+sqrt(151)
 Calling N+1 BLS with factored part 89.58% and helper 2.24% (271.47% proof)
 2888!47-1 is prime! (0.0436s+0.0025s)(digits:188)

 Primality testing 2916!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 103
 Running N+1 test using discriminant 137, base 1+sqrt(137)
 Running N+1 test using discriminant 137, base 2+sqrt(137)
 Calling N+1 BLS with factored part 89.98% and helper 0.16% (270.11% proof)
 2916!47-1 is prime! (0.0427s+0.0028s)(digits:190)

 Primality testing 2943!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 103
 Running N+1 test using discriminant 131, base 1+sqrt(131)
 Running N+1 test using discriminant 131, base 2+sqrt(131)
 Calling N+1 BLS with factored part 86.66% and helper 0.16% (260.13% proof)
 2943!47-1 is prime! (0.0404s+0.0111s)(digits:192)

 Primality testing 3005!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 83
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 86.94% and helper 1.38% (262.52% proof)
 3005!47-1 is prime! (0.0456s+0.0033s)(digits:196)

 Primality testing 3041!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 101
 Running N+1 test using discriminant 131, base 1+sqrt(131)
 Running N+1 test using discriminant 131, base 2+sqrt(131)
 Calling N+1 BLS with factored part 93.18% and helper 1.36% (281.36% proof)
 3041!47-1 is prime! (0.0469s+0.0062s)(digits:199)

 Primality testing 3070!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 89
 Running N+1 test using discriminant 103, base 1+sqrt(103)
 Running N+1 test using discriminant 103, base 2+sqrt(103)
 Calling N+1 BLS with factored part 85.20% and helper 0.15% (255.90% proof)
 3070!47-1 is prime! (0.0409s+0.0059s)(digits:202)

 Primality testing 3076!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 73
 Running N+1 test using discriminant 107, base 1+sqrt(107)
 Running N+1 test using discriminant 107, base 2+sqrt(107)
 Calling N+1 BLS with factored part 90.45% and helper 0.15% (271.49% proof)
 3076!47-1 is prime! (0.0506s+0.0081s)(digits:202)

 Primality testing 3272!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 97, base 1+sqrt(97)
 Running N+1 test using discriminant 97, base 2+sqrt(97)
 Calling N+1 BLS with factored part 86.63% and helper 0.14% (260.03% proof)
 3272!47-1 is prime! (0.0443s+0.0022s)(digits:217)

 Primality testing 3419!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 94.43% and helper 0.13% (283.42% proof)
 3419!47-1 is prime! (0.0410s+0.0035s)(digits:228)

 Primality testing 3431!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 79
 Running N+1 test using discriminant 89, base 1+sqrt(89)
 Running N+1 test using discriminant 89, base 2+sqrt(89)
 Calling N+1 BLS with factored part 100.00% and helper 0.13% (300.26% proof)
 3431!47-1 is prime! (0.0284s+0.0051s)(digits:228)

 Primality testing 3459!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 81.44% and helper 3.27% (247.84% proof)
 3459!47-1 is prime! (0.0359s+0.0017s)(digits:231)

 Primality testing 3490!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 131
 Running N+1 test using discriminant 139, base 1+sqrt(139)
 Running N+1 test using discriminant 139, base 2+sqrt(139)
 Calling N+1 BLS with factored part 87.45% and helper 0.13% (262.74% proof)
 3490!47-1 is prime! (0.0404s+0.0027s)(digits:233)

 Primality testing 3584!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 101
 Running N+1 test using discriminant 137, base 1+sqrt(137)
 Running N+1 test using discriminant 137, base 2+sqrt(137)
 Calling N+1 BLS with factored part 87.83% and helper 0.13% (263.74% proof)
 3584!47-1 is prime! (0.0469s+0.0027s)(digits:240)

 Primality testing 3634!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 89
 Running N+1 test using discriminant 149, base 1+sqrt(149)
 Running N+1 test using discriminant 149, base 2+sqrt(149)
 Calling N+1 BLS with factored part 85.29% and helper 0.12% (256.12% proof)
 3634!47-1 is prime! (0.0370s+0.0076s)(digits:244)

 Primality testing 3740!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 85.99% and helper 0.12% (258.08% proof)
 3740!47-1 is prime! (0.0424s+0.0033s)(digits:252)

 Primality testing 3863!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 86.04% and helper 1.15% (259.52% proof)
 3863!47-1 is prime! (0.0384s+0.0024s)(digits:262)

 Primality testing 3929!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 80.18% and helper 0.11% (240.88% proof)
 3929!47-1 is prime! (0.0433s+0.0017s)(digits:267)

 Primality testing 4013!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 113, base 1+sqrt(113)
 Running N+1 test using discriminant 113, base 2+sqrt(113)
 Calling N+1 BLS with factored part 81.77% and helper 0.11% (245.52% proof)
 4013!47-1 is prime! (0.0410s+0.0072s)(digits:273)

 Primality testing 4143!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 167, base 1+sqrt(167)
 Running N+1 test using discriminant 167, base 2+sqrt(167)
 Calling N+1 BLS with factored part 81.24% and helper 0.11% (244.03% proof)
 4143!47-1 is prime! (0.0553s+0.0046s)(digits:283)

 Primality testing 4150!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 157
 Running N+1 test using discriminant 181, base 1+sqrt(181)
 Running N+1 test using discriminant 181, base 2+sqrt(181)
 Calling N+1 BLS with factored part 81.28% and helper 1.06% (244.89% proof)
 4150!47-1 is prime! (0.0413s+0.0025s)(digits:284)

 Primality testing 4158!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 139, base 1+sqrt(139)
 Running N+1 test using discriminant 139, base 2+sqrt(139)
 Calling N+1 BLS with factored part 84.93% and helper 0.11% (255.10% proof)
 4158!47-1 is prime! (0.0447s+0.0016s)(digits:284)

 Primality testing 4481!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 137, base 1+sqrt(137)
 Running N+1 test using discriminant 137, base 2+sqrt(137)
 Calling N+1 BLS with factored part 85.85% and helper 0.98% (258.63% proof)
 4481!47-1 is prime! (0.0529s+0.0016s)(digits:309)

 Primality testing 4615!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 113
 Running N+1 test using discriminant 163, base 1+sqrt(163)
 Running N+1 test using discriminant 163, base 2+sqrt(163)
 Calling N+1 BLS with factored part 84.34% and helper 0.75% (254.06% proof)
 4615!47-1 is prime! (0.0394s+0.0011s)(digits:320)

 Primality testing 4665!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 157
 Running N+1 test using discriminant 167, base 1+sqrt(167)
 Running N+1 test using discriminant 167, base 3+sqrt(167)
 Calling N+1 BLS with factored part 83.60% and helper 0.84% (251.72% proof)
 4665!47-1 is prime! (0.0449s+0.0093s)(digits:324)

 Primality testing 4719!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 193
 Running N+1 test using discriminant 239, base 1+sqrt(239)
 Running N+1 test using discriminant 239, base 2+sqrt(239)
 Calling N+1 BLS with factored part 87.95% and helper 0.09% (263.94% proof)
 4719!47-1 is prime! (0.0493s+0.0027s)(digits:328)

 Primality testing 4731!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 151, base 1+sqrt(151)
 Running N+1 test using discriminant 151, base 2+sqrt(151)
 Calling N+1 BLS with factored part 83.75% and helper 0.09% (251.42% proof)
 4731!47-1 is prime! (0.0461s+0.0021s)(digits:329)

 Primality testing 4775!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 137, base 1+sqrt(137)
 Running N+1 test using discriminant 137, base 2+sqrt(137)
 Calling N+1 BLS with factored part 80.93% and helper 0.09% (242.87% proof)
 4775!47-1 is prime! (0.0432s+0.0050s)(digits:332)

 Primality testing 4876!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 181
 Running N+1 test using discriminant 197, base 1+sqrt(197)
 Running N+1 test using discriminant 197, base 2+sqrt(197)
 Calling N+1 BLS with factored part 86.34% and helper 0.09% (259.09% proof)
 4876!47-1 is prime! (0.0455s+0.0017s)(digits:340)

 Primality testing 4923!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 191
 Running N+1 test using discriminant 197, base 1+sqrt(197)
 Running N+1 test using discriminant 197, base 2+sqrt(197)
 Calling N+1 BLS with factored part 86.48% and helper 0.09% (259.61% proof)
 4923!47-1 is prime! (0.0484s+0.0013s)(digits:343)

 Primality testing 4970!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 173, base 1+sqrt(173)
 Running N+1 test using discriminant 173, base 2+sqrt(173)
 Calling N+1 BLS with factored part 86.62% and helper 0.09% (260.12% proof)
 4970!47-1 is prime! (0.0508s+0.0036s)(digits:347)

 Primality testing 5005!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 127, base 1+sqrt(127)
 Running N+1 test using discriminant 127, base 2+sqrt(127)
 Calling N+1 BLS with factored part 81.57% and helper 0.09% (244.96% proof)
 5005!47-1 is prime! (0.0510s+0.0026s)(digits:350)

 Primality testing 5046!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 193
 Running N+1 test using discriminant 223, base 1+sqrt(223)
 Running N+1 test using discriminant 223, base 2+sqrt(223)
 Calling N+1 BLS with factored part 83.28% and helper 0.85% (250.85% proof)
 5046!47-1 is prime! (0.0493s+0.0017s)(digits:354)

 Primality testing 5065!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 179, base 1+sqrt(179)
 Running N+1 test using discriminant 179, base 2+sqrt(179)
 Calling N+1 BLS with factored part 81.38% and helper 0.09% (244.39% proof)
 5065!47-1 is prime! (0.0445s+0.0012s)(digits:355)

 Primality testing 5096!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 137
 Running N+1 test using discriminant 191, base 1+sqrt(191)
 Running N+1 test using discriminant 191, base 2+sqrt(191)
 Calling N+1 BLS with factored part 83.21% and helper 0.08% (249.70% proof)
 5096!47-1 is prime! (0.0487s+0.0020s)(digits:357)

 Primality testing 5110!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 151
 Running N+1 test using discriminant 163, base 1+sqrt(163)
 Running N+1 test using discriminant 163, base 2+sqrt(163)
 Calling N+1 BLS with factored part 82.49% and helper 1.43% (249.16% proof)
 5110!47-1 is prime! (0.0435s+0.0015s)(digits:358)

 Primality testing 5175!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 173, base 1+sqrt(173)
 Running N+1 test using discriminant 173, base 2+sqrt(173)
 Calling N+1 BLS with factored part 83.17% and helper 0.08% (249.67% proof)
 5175!47-1 is prime! (0.0429s+0.0029s)(digits:364)

 Primality testing 5262!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 Running N+1 test using discriminant 199, base 1+sqrt(199)
 Running N+1 test using discriminant 199, base 2+sqrt(199)
 Calling N+1 BLS with factored part 82.15% and helper 0.08% (246.62% proof)
 5262!47-1 is prime! (0.0475s+0.0012s)(digits:370)

 Primality testing 5434!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 157, base 1+sqrt(157)
 Running N+1 test using discriminant 157, base 2+sqrt(157)
 Calling N+1 BLS with factored part 79.91% and helper 0.63% (240.42% proof)
 5434!47-1 is prime! (0.0507s+0.0028s)(digits:384)

 Primality testing 5448!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 167, base 1+sqrt(167)
 Running N+1 test using discriminant 167, base 2+sqrt(167)
 Calling N+1 BLS with factored part 82.45% and helper 0.08% (247.49% proof)
 5448!47-1 is prime! (0.0522s+0.0029s)(digits:385)

 Primality testing 5587!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 191
 Running N+1 test using discriminant 263, base 1+sqrt(263)
 Running N+1 test using discriminant 263, base 2+sqrt(263)
 Calling N+1 BLS with factored part 77.15% and helper 0.76% (232.37% proof)
 5587!47-1 is prime! (0.0588s+0.0044s)(digits:396)

 Primality testing 5652!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 163
 Running N+1 test using discriminant 199, base 1+sqrt(199)
 Running N+1 test using discriminant 199, base 2+sqrt(199)
 Calling N+1 BLS with factored part 82.36% and helper 0.75% (247.97% proof)
 5652!47-1 is prime! (0.0683s+0.0012s)(digits:402)

 Primality testing 5683!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 Running N+1 test using discriminant 229, base 1+sqrt(229)
 Running N+1 test using discriminant 229, base 2+sqrt(229)
 Calling N+1 BLS with factored part 81.54% and helper 0.07% (244.84% proof)
 5683!47-1 is prime! (0.0682s+0.0026s)(digits:404)

 Primality testing 6140!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 157
 Running N+1 test using discriminant 173, base 1+sqrt(173)
 Running N+1 test using discriminant 173, base 2+sqrt(173)
 Calling N+1 BLS with factored part 79.33% and helper 0.07% (238.12% proof)
 6140!47-1 is prime! (0.0525s+0.0014s)(digits:441)

 Primality testing 6201!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 191, base 1+sqrt(191)
 Running N+1 test using discriminant 191, base 2+sqrt(191)
 Calling N+1 BLS with factored part 82.86% and helper 0.41% (249.05% proof)
 6201!47-1 is prime! (0.0582s+0.0026s)(digits:445)

 Primality testing 6219!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 157, base 1+sqrt(157)
 Running N+1 test using discriminant 157, base 2+sqrt(157)
 Calling N+1 BLS with factored part 78.83% and helper 0.07% (236.68% proof)
 6219!47-1 is prime! (0.0673s+0.0048s)(digits:447)

 Primality testing 6288!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 181, base 1+sqrt(181)
 Running N+1 test using discriminant 181, base 2+sqrt(181)
 Calling N+1 BLS with factored part 82.87% and helper 0.07% (248.80% proof)
 6288!47-1 is prime! (0.0573s+0.0012s)(digits:452)

 Primality testing 6431!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 223
 Running N+1 test using discriminant 263, base 1+sqrt(263)
 Running N+1 test using discriminant 263, base 2+sqrt(263)
 Calling N+1 BLS with factored part 80.83% and helper 0.65% (243.34% proof)
 6431!47-1 is prime! (0.0669s+0.0049s)(digits:464)

 Primality testing 6627!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 149
 Running N+1 test using discriminant 167, base 1+sqrt(167)
 Running N+1 test using discriminant 167, base 2+sqrt(167)
 Calling N+1 BLS with factored part 100.00% and helper 0.06% (300.13% proof)
 6627!47-1 is prime! (0.0497s+0.0013s)(digits:480)

 Primality testing 6726!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 211
 Running N+1 test using discriminant 241, base 1+sqrt(241)
 Running N+1 test using discriminant 241, base 2+sqrt(241)
 Calling N+1 BLS with factored part 83.08% and helper 0.06% (249.29% proof)
 6726!47-1 is prime! (0.0664s+0.0071s)(digits:488)

 Primality testing 6774!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 163, base 1+sqrt(163)
 Running N+1 test using discriminant 163, base 2+sqrt(163)
 Calling N+1 BLS with factored part 79.98% and helper 0.06% (240.11% proof)
 6774!47-1 is prime! (0.0753s+0.0014s)(digits:492)

 Primality testing 6898!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 199, base 1+sqrt(199)
 Running N+1 test using discriminant 199, base 2+sqrt(199)
 Calling N+1 BLS with factored part 80.48% and helper 0.54% (242.04% proof)
 6898!47-1 is prime! (0.0781s+0.0014s)(digits:502)

 Primality testing 6931!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 193, base 1+sqrt(193)
 Running N+1 test using discriminant 193, base 2+sqrt(193)
 Calling N+1 BLS with factored part 79.94% and helper 0.06% (239.88% proof)
 6931!47-1 is prime! (0.0774s+0.0025s)(digits:505)

 Primality testing 6952!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 Running N+1 test using discriminant 229, base 1+sqrt(229)
 Running N+1 test using discriminant 229, base 2+sqrt(229)
 Calling N+1 BLS with factored part 81.89% and helper 0.06% (245.74% proof)
 6952!47-1 is prime! (0.0773s+0.0011s)(digits:506)

 Primality testing 7016!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 197, base 1+sqrt(197)
 Running N+1 test using discriminant 197, base 2+sqrt(197)
 Calling N+1 BLS with factored part 80.52% and helper 0.06% (241.73% proof)
 7016!47-1 is prime! (0.0922s+0.0031s)(digits:512)

 Primality testing 7023!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 191
 Running N+1 test using discriminant 269, base 1+sqrt(269)
 Running N+1 test using discriminant 269, base 2+sqrt(269)
 Calling N+1 BLS with factored part 78.65% and helper 0.06% (236.00% proof)
 7023!47-1 is prime! (0.0844s+0.0022s)(digits:513)

 Primality testing 7221!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 Running N+1 test using discriminant 233, base 1+sqrt(233)
 Running N+1 test using discriminant 233, base 2+sqrt(233)
 Calling N+1 BLS with factored part 81.70% and helper 0.06% (245.15% proof)
 7221!47-1 is prime! (0.1075s+0.0011s)(digits:529)

 Primality testing 7415!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 269, base 1+sqrt(269)
 Running N+1 test using discriminant 269, base 2+sqrt(269)
 Calling N+1 BLS with factored part 81.56% and helper 0.06% (244.80% proof)
 7415!47-1 is prime! (0.0844s+0.0043s)(digits:544)

 Primality testing 7435!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 281, base 1+sqrt(281)
 Running N+1 test using discriminant 281, base 2+sqrt(281)
 Calling N+1 BLS with factored part 80.69% and helper 0.06% (242.14% proof)
 7435!47-1 is prime! (0.0805s+0.0015s)(digits:546)

 Primality testing 7592!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 211, base 1+sqrt(211)
 Running N+1 test using discriminant 211, base 2+sqrt(211)
 Calling N+1 BLS with factored part 83.30% and helper 0.05% (250.05% proof)
 7592!47-1 is prime! (0.0883s+0.0028s)(digits:559)

 Primality testing 7771!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 227
 Running N+1 test using discriminant 233, base 1+sqrt(233)
 Running N+1 test using discriminant 233, base 2+sqrt(233)
 Calling N+1 BLS with factored part 79.21% and helper 0.05% (237.80% proof)
 7771!47-1 is prime! (0.0829s+0.0013s)(digits:574)

 Primality testing 7883!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 283, base 2+sqrt(283)
 Running N+1 test using discriminant 283, base 3+sqrt(283)
 Calling N+1 BLS with factored part 83.31% and helper 0.05% (250.08% proof)
 7883!47-1 is prime! (0.0911s+0.0028s)(digits:583)

 Primality testing 7935!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 199
 Running N+1 test using discriminant 293, base 1+sqrt(293)
 Running N+1 test using discriminant 293, base 2+sqrt(293)
 Calling N+1 BLS with factored part 79.94% and helper 0.05% (239.97% proof)
 7935!47-1 is prime! (0.0810s+0.0012s)(digits:587)

 Primality testing 8072!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 191, base 1+sqrt(191)
 Running N+1 test using discriminant 191, base 2+sqrt(191)
 Calling N+1 BLS with factored part 81.78% and helper 0.30% (245.80% proof)
 8072!47-1 is prime! (0.0864s+0.0023s)(digits:599)

 Primality testing 8331!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 229, base 1+sqrt(229)
 Running N+1 test using discriminant 229, base 2+sqrt(229)
 Calling N+1 BLS with factored part 79.90% and helper 0.05% (239.81% proof)
 8331!47-1 is prime! (0.1223s+0.0016s)(digits:621)

 Primality testing 8510!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 293
 Running N+1 test using discriminant 313, base 1+sqrt(313)
 Running N+1 test using discriminant 313, base 2+sqrt(313)
 Calling N+1 BLS with factored part 82.26% and helper 0.05% (246.92% proof)
 8510!47-1 is prime! (0.1297s+0.0012s)(digits:635)

 Primality testing 8512!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 277
 Running N+1 test using discriminant 337, base 1+sqrt(337)
 Running N+1 test using discriminant 337, base 2+sqrt(337)
 Calling N+1 BLS with factored part 82.12% and helper 0.05% (246.47% proof)
 8512!47-1 is prime! (0.1451s+0.0032s)(digits:636)

 Primality testing 8577!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 239
 Running N+1 test using discriminant 269, base 1+sqrt(269)
 Running N+1 test using discriminant 269, base 2+sqrt(269)
 Calling N+1 BLS with factored part 81.86% and helper 0.05% (245.63% proof)
 8577!47-1 is prime! (0.1026s+0.0012s)(digits:641)

 Primality testing 8592!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 197, base 1+sqrt(197)
 Running N+1 test using discriminant 197, base 2+sqrt(197)
 Calling N+1 BLS with factored part 80.67% and helper 0.42% (242.47% proof)
 8592!47-1 is prime! (0.1159s+0.0014s)(digits:642)

 Primality testing 9011!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 257, base 1+sqrt(257)
 Running N+1 test using discriminant 257, base 2+sqrt(257)
 Calling N+1 BLS with factored part 83.72% and helper 0.04% (251.29% proof)
 9011!47-1 is prime! (0.1134s+0.0013s)(digits:677)

 Primality testing 9012!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 241
 Running N+1 test using discriminant 283, base 1+sqrt(283)
 Running N+1 test using discriminant 283, base 2+sqrt(283)
 Calling N+1 BLS with factored part 83.27% and helper 0.04% (249.91% proof)
 9012!47-1 is prime! (0.1183s+0.0013s)(digits:677)

 Primality testing 9205!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 277, base 1+sqrt(277)
 Running N+1 test using discriminant 277, base 2+sqrt(277)
 Calling N+1 BLS with factored part 82.54% and helper 0.04% (247.74% proof)
 9205!47-1 is prime! (0.1152s+0.0012s)(digits:694)

 Primality testing 9243!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 269
 Running N+1 test using discriminant 293, base 1+sqrt(293)
 Running N+1 test using discriminant 293, base 2+sqrt(293)
 Calling N+1 BLS with factored part 83.18% and helper 0.04% (249.59% proof)
 9243!47-1 is prime! (0.1176s+0.0012s)(digits:697)

 Primality testing 9768!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 317, base 1+sqrt(317)
 Running N+1 test using discriminant 317, base 2+sqrt(317)
 Calling N+1 BLS with factored part 80.53% and helper 0.04% (241.67% proof)
 9768!47-1 is prime! (0.1357s+0.0025s)(digits:741)

 Primality testing 9919!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 233
 Running N+1 test using discriminant 317, base 1+sqrt(317)
 Running N+1 test using discriminant 317, base 2+sqrt(317)
 Calling N+1 BLS with factored part 84.46% and helper 0.04% (253.46% proof)
 9919!47-1 is prime! (0.1305s+0.0013s)(digits:754)

 Primality testing 9932!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 251, base 1+sqrt(251)
 Running N+1 test using discriminant 251, base 2+sqrt(251)
 Calling N+1 BLS with factored part 80.38% and helper 0.40% (241.55% proof)
 9932!47-1 is prime! (0.1343s+0.0011s)(digits:756)

 Primality testing 10019!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 281
 Running N+1 test using discriminant 347, base 1+sqrt(347)
 Running N+1 test using discriminant 347, base 2+sqrt(347)
 Calling N+1 BLS with factored part 82.11% and helper 0.04% (246.45% proof)
 10019!47-1 is prime! (0.1378s+0.0012s)(digits:763)

 Primality testing 10068!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 263
 Running N+1 test using discriminant 277, base 1+sqrt(277)
 Running N+1 test using discriminant 277, base 2+sqrt(277)
 Calling N+1 BLS with factored part 82.91% and helper 0.04% (248.82% proof)
 10068!47-1 is prime! (0.1368s+0.0013s)(digits:767)

 Primality testing 10220!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 353, base 1+sqrt(353)
 Running N+1 test using discriminant 353, base 2+sqrt(353)
 Calling N+1 BLS with factored part 81.85% and helper 0.04% (245.65% proof)
 10220!47-1 is prime! (0.1265s+0.0012s)(digits:780)

 Primality testing 10292!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 283
 Running N+1 test using discriminant 397, base 1+sqrt(397)
 Running N+1 test using discriminant 397, base 2+sqrt(397)
 Calling N+1 BLS with factored part 82.09% and helper 0.04% (246.36% proof)
 10292!47-1 is prime! (0.1384s+0.0012s)(digits:786)

 Primality testing 11018!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 359, base 1+sqrt(359)
 Running N+1 test using discriminant 359, base 2+sqrt(359)
 Calling N+1 BLS with factored part 82.81% and helper 0.04% (248.47% proof)
 11018!47-1 is prime! (0.2040s+0.0012s)(digits:848)

 Primality testing 11147!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 349, base 1+sqrt(349)
 Running N+1 test using discriminant 349, base 2+sqrt(349)
 Calling N+1 BLS with factored part 83.46% and helper 0.21% (250.61% proof)
 11147!47-1 is prime! (0.1679s+0.0012s)(digits:860)

 Primality testing 11184!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 283
 Running N+1 test using discriminant 331, base 1+sqrt(331)
 Running N+1 test using discriminant 331, base 2+sqrt(331)
 Calling N+1 BLS with factored part 82.95% and helper 0.03% (248.95% proof)
 11184!47-1 is prime! (0.1733s+0.0012s)(digits:862)

 Primality testing 11628!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 263
 Running N+1 test using discriminant 347, base 1+sqrt(347)
 Running N+1 test using discriminant 347, base 2+sqrt(347)
 Calling N+1 BLS with factored part 82.85% and helper 0.37% (248.91% proof)
 11628!47-1 is prime! (0.1894s+0.0012s)(digits:901)

 Primality testing 11694!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 263, base 1+sqrt(263)
 Running N+1 test using discriminant 263, base 2+sqrt(263)
 Calling N+1 BLS with factored part 82.49% and helper 0.03% (247.49% proof)
 11694!47-1 is prime! (0.1822s+0.0012s)(digits:906)

 Primality testing 12063!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 433, base 1+sqrt(433)
 Running N+1 test using discriminant 433, base 2+sqrt(433)
 Calling N+1 BLS with factored part 82.32% and helper 0.03% (247.02% proof)
 12063!47-1 is prime! (0.1933s+0.0012s)(digits:939)

 Primality testing 12211!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 307
 Running N+1 test using discriminant 337, base 1+sqrt(337)
 Running N+1 test using discriminant 337, base 2+sqrt(337)
 Calling N+1 BLS with factored part 83.22% and helper 0.03% (249.72% proof)
 12211!47-1 is prime! (0.2009s+0.0020s)(digits:951)

 Primality testing 12258!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 337, base 1+sqrt(337)
 Running N+1 test using discriminant 337, base 2+sqrt(337)
 Calling N+1 BLS with factored part 83.26% and helper 0.03% (249.87% proof)
 12258!47-1 is prime! (0.2026s+0.0012s)(digits:955)

 Primality testing 12465!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 401, base 1+sqrt(401)
 Running N+1 test using discriminant 401, base 2+sqrt(401)
 Calling N+1 BLS with factored part 83.54% and helper 0.03% (250.70% proof)
 12465!47-1 is prime! (0.2059s+0.0012s)(digits:974)

 Primality testing 12582!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 331
 Running N+1 test using discriminant 347, base 1+sqrt(347)
 Running N+1 test using discriminant 347, base 2+sqrt(347)
 Calling N+1 BLS with factored part 81.97% and helper 0.03% (245.93% proof)
 12582!47-1 is prime! (0.2124s+0.0012s)(digits:984)

 Primality testing 12668!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 317
 Running N+1 test using discriminant 367, base 1+sqrt(367)
 Running N+1 test using discriminant 367, base 2+sqrt(367)
 Calling N+1 BLS with factored part 83.44% and helper 0.03% (250.41% proof)
 12668!47-1 is prime! (0.2200s+0.0011s)(digits:991)

 Primality testing 12722!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 379
 Running N+1 test using discriminant 389, base 1+sqrt(389)
 Running N+1 test using discriminant 389, base 2+sqrt(389)
 Calling N+1 BLS with factored part 83.24% and helper 0.03% (249.76% proof)
 12722!47-1 is prime! (0.2016s+0.0013s)(digits:996)

 Primality testing 12791!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 311, base 1+sqrt(311)
 Running N+1 test using discriminant 311, base 2+sqrt(311)
 Calling N+1 BLS with factored part 83.71% and helper 0.03% (251.22% proof)
 12791!47-1 is prime! (0.2107s+0.0011s)(digits:1002)

 Primality testing 12839!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 409
 Running N+1 test using discriminant 421, base 1+sqrt(421)
 Running N+1 test using discriminant 421, base 2+sqrt(421)
 Calling N+1 BLS with factored part 85.00% and helper 0.03% (255.04% proof)
 12839!47-1 is prime! (0.2138s+0.0012s)(digits:1006)

 Primality testing 13055!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 293
 Running N+1 test using discriminant 311, base 1+sqrt(311)
 Running N+1 test using discriminant 311, base 2+sqrt(311)
 Calling N+1 BLS with factored part 84.34% and helper 0.03% (253.10% proof)
 13055!47-1 is prime! (0.2410s+0.0013s)(digits:1025)

 Primality testing 13094!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 349, base 1+sqrt(349)
 Running N+1 test using discriminant 349, base 2+sqrt(349)
 Calling N+1 BLS with factored part 84.04% and helper 0.03% (252.15% proof)
 13094!47-1 is prime! (0.2030s+0.0015s)(digits:1029)

 Primality testing 13156!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 367
 Running N+1 test using discriminant 439, base 1+sqrt(439)
 Running N+1 test using discriminant 439, base 2+sqrt(439)
 Calling N+1 BLS with factored part 84.62% and helper 0.03% (253.93% proof)
 13156!47-1 is prime! (0.2703s+0.0012s)(digits:1034)

 Primality testing 13394!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 353
 Running N+1 test using discriminant 397, base 1+sqrt(397)
 Running N+1 test using discriminant 397, base 2+sqrt(397)
 Calling N+1 BLS with factored part 84.40% and helper 0.03% (253.27% proof)
 13394!47-1 is prime! (0.3013s+0.0031s)(digits:1054)

 Primality testing 13761!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 331
 Running N+1 test using discriminant 409, base 1+sqrt(409)
 Running N+1 test using discriminant 409, base 2+sqrt(409)
 Calling N+1 BLS with factored part 84.34% and helper 0.28% (253.34% proof)
 13761!47-1 is prime! (0.2545s+0.0012s)(digits:1087)

 Primality testing 13792!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 359, base 1+sqrt(359)
 Running N+1 test using discriminant 359, base 2+sqrt(359)
 Calling N+1 BLS with factored part 82.76% and helper 0.03% (248.30% proof)
 13792!47-1 is prime! (0.2518s+0.0013s)(digits:1090)

 Primality testing 13860!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 359, base 1+sqrt(359)
 Running N+1 test using discriminant 359, base 2+sqrt(359)
 Calling N+1 BLS with factored part 84.91% and helper 0.33% (255.05% proof)
 13860!47-1 is prime! (0.2628s+0.0012s)(digits:1096)

 Primality testing 14304!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 367, base 1+sqrt(367)
 Running N+1 test using discriminant 367, base 2+sqrt(367)
 Calling N+1 BLS with factored part 84.03% and helper 0.16% (252.32% proof)
 14304!47-1 is prime! (0.2729s+0.0012s)(digits:1135)

 Primality testing 14391!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 367
 Running N+1 test using discriminant 409, base 1+sqrt(409)
 Running N+1 test using discriminant 409, base 2+sqrt(409)
 Calling N+1 BLS with factored part 84.93% and helper 0.03% (254.81% proof)
 14391!47-1 is prime! (0.2809s+0.0012s)(digits:1143)

 Primality testing 14547!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 433, base 1+sqrt(433)
 Running N+1 test using discriminant 433, base 2+sqrt(433)
 Calling N+1 BLS with factored part 83.98% and helper 0.03% (252.01% proof)
 14547!47-1 is prime! (0.2608s+0.0012s)(digits:1157)

 Primality testing 14706!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 409
 Running N+1 test using discriminant 463, base 1+sqrt(463)
 Running N+1 test using discriminant 463, base 2+sqrt(463)
 Calling N+1 BLS with factored part 85.15% and helper 0.03% (255.53% proof)
 14706!47-1 is prime! (0.3096s+0.0012s)(digits:1170)

 Primality testing 14861!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 367
 Running N+1 test using discriminant 463, base 1+sqrt(463)
 Running N+1 test using discriminant 463, base 2+sqrt(463)
 Calling N+1 BLS with factored part 85.35% and helper 0.03% (256.11% proof)
 14861!47-1 is prime! (0.3021s+0.0011s)(digits:1185)

 Primality testing 15058!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 367
 Running N+1 test using discriminant 421, base 1+sqrt(421)
 Running N+1 test using discriminant 421, base 2+sqrt(421)
 Calling N+1 BLS with factored part 83.89% and helper 0.03% (251.74% proof)
 15058!47-1 is prime! (0.2864s+0.0011s)(digits:1202)

 Primality testing 15434!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 461
 Running N+1 test using discriminant 503, base 1+sqrt(503)
 Running N+1 test using discriminant 503, base 2+sqrt(503)
 Calling N+1 BLS with factored part 83.94% and helper 0.02% (251.89% proof)
 15434!47-1 is prime! (0.2956s+0.0011s)(digits:1236)

 Primality testing 15513!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 373, base 1+sqrt(373)
 Running N+1 test using discriminant 373, base 2+sqrt(373)
 Calling N+1 BLS with factored part 85.21% and helper 0.02% (255.68% proof)
 15513!47-1 is prime! (0.2982s+0.0011s)(digits:1242)

 Primality testing 15842!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 373
 Running N+1 test using discriminant 499, base 1+sqrt(499)
 Running N+1 test using discriminant 499, base 2+sqrt(499)
 Calling N+1 BLS with factored part 85.77% and helper 0.02% (257.33% proof)
 15842!47-1 is prime! (0.4409s+0.0010s)(digits:1272)

 Primality testing 15904!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 367, base 1+sqrt(367)
 Running N+1 test using discriminant 367, base 2+sqrt(367)
 Calling N+1 BLS with factored part 84.46% and helper 0.02% (253.47% proof)
 15904!47-1 is prime! (0.4165s+0.0011s)(digits:1278)

 Primality testing 15993!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 439, base 1+sqrt(439)
 Running N+1 test using discriminant 439, base 2+sqrt(439)
 Calling N+1 BLS with factored part 86.55% and helper 0.02% (259.72% proof)
 15993!47-1 is prime! (0.3764s+0.0010s)(digits:1286)

 Primality testing 16255!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 479, base 1+sqrt(479)
 Running N+1 test using discriminant 479, base 2+sqrt(479)
 Calling N+1 BLS with factored part 83.91% and helper 0.02% (251.78% proof)
 16255!47-1 is prime! (0.3784s+0.0011s)(digits:1309)

 Primality testing 17402!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 419
 Running N+1 test using discriminant 547, base 1+sqrt(547)
 Running N+1 test using discriminant 547, base 2+sqrt(547)
 Calling N+1 BLS with factored part 83.77% and helper 0.02% (251.38% proof)
 17402!47-1 is prime! (0.3995s+0.0011s)(digits:1412)

 Primality testing 18641!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 569
 Running N+1 test using discriminant 617, base 1+sqrt(617)
 Running N+1 test using discriminant 617, base 2+sqrt(617)
 Calling N+1 BLS with factored part 84.96% and helper 0.02% (254.93% proof)
 18641!47-1 is prime! (0.4704s+0.0012s)(digits:1524)

 Primality testing 19135!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 467, base 1+sqrt(467)
 Running N+1 test using discriminant 467, base 2+sqrt(467)
 Calling N+1 BLS with factored part 85.57% and helper 0.02% (256.73% proof)
 19135!47-1 is prime! (0.4688s+0.0011s)(digits:1569)

 Primality testing 19748!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 547
 Running N+1 test using discriminant 563, base 1+sqrt(563)
 Running N+1 test using discriminant 563, base 2+sqrt(563)
 Calling N+1 BLS with factored part 86.70% and helper 0.02% (260.14% proof)
 19748!47-1 is prime! (0.5076s+0.0012s)(digits:1625)

 Primality testing 20288!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 491, base 1+sqrt(491)
 Running N+1 test using discriminant 491, base 2+sqrt(491)
 Calling N+1 BLS with factored part 84.73% and helper 0.02% (254.21% proof)
 20288!47-1 is prime! (0.6297s+0.0012s)(digits:1674)

 Primality testing 20571!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 569
 Running N+1 test using discriminant 593, base 1+sqrt(593)
 Running N+1 test using discriminant 593, base 2+sqrt(593)
 Calling N+1 BLS with factored part 85.09% and helper 0.02% (255.28% proof)
 20571!47-1 is prime! (0.8015s+0.0011s)(digits:1700)

 Primality testing 20889!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 541, base 1+sqrt(541)
 Running N+1 test using discriminant 541, base 2+sqrt(541)
 Calling N+1 BLS with factored part 85.76% and helper 0.02% (257.33% proof)
 20889!47-1 is prime! (0.6511s+0.0011s)(digits:1730)

 Primality testing 21189!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 709
 Running N+1 test using discriminant 787, base 1+sqrt(787)
 Running N+1 test using discriminant 787, base 2+sqrt(787)
 Calling N+1 BLS with factored part 84.85% and helper 0.02% (254.59% proof)
 21189!47-1 is prime! (0.6764s+0.0013s)(digits:1757)

 Primality testing 21274!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 643
 Running N+1 test using discriminant 653, base 1+sqrt(653)
 Running N+1 test using discriminant 653, base 2+sqrt(653)
 Calling N+1 BLS with factored part 85.22% and helper 0.02% (255.72% proof)
 21274!47-1 is prime! (0.6509s+0.0011s)(digits:1765)

 Primality testing 21350!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 571, base 1+sqrt(571)
 Running N+1 test using discriminant 571, base 2+sqrt(571)
 Calling N+1 BLS with factored part 85.61% and helper 0.02% (256.87% proof)
 21350!47-1 is prime! (0.6220s+0.0012s)(digits:1772)

 Primality testing 21441!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 503, base 1+sqrt(503)
 Running N+1 test using discriminant 503, base 2+sqrt(503)
 Calling N+1 BLS with factored part 88.36% and helper 0.10% (265.23% proof)
 21441!47-1 is prime! (0.6920s+0.0011s)(digits:1781)

 Primality testing 21812!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 547, base 1+sqrt(547)
 Running N+1 test using discriminant 547, base 2+sqrt(547)
 Calling N+1 BLS with factored part 86.39% and helper 0.20% (259.38% proof)
 21812!47-1 is prime! (0.7152s+0.0012s)(digits:1815)

 Primality testing 22209!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 587
 Running N+1 test using discriminant 599, base 1+sqrt(599)
 Running N+1 test using discriminant 599, base 2+sqrt(599)
 Calling N+1 BLS with factored part 86.56% and helper 0.02% (259.73% proof)
 22209!47-1 is prime! (0.7056s+0.0011s)(digits:1851)

 Primality testing 22274!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 593
 Running N+1 test using discriminant 643, base 1+sqrt(643)
 Running N+1 test using discriminant 643, base 2+sqrt(643)
 Calling N+1 BLS with factored part 84.30% and helper 0.02% (252.94% proof)
 22274!47-1 is prime! (0.6923s+0.0012s)(digits:1857)

 Primality testing 23231!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 599, base 1+sqrt(599)
 Running N+1 test using discriminant 599, base 2+sqrt(599)
 Calling N+1 BLS with factored part 86.20% and helper 0.02% (258.64% proof)
 23231!47-1 is prime! (0.7550s+0.0012s)(digits:1946)

 Primality testing 24461!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 557
 Running N+1 test using discriminant 631, base 1+sqrt(631)
 Running N+1 test using discriminant 631, base 2+sqrt(631)
 Calling N+1 BLS with factored part 85.78% and helper 0.01% (257.36% proof)
 24461!47-1 is prime! (0.8054s+0.0012s)(digits:2061)

 Primality testing 24808!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 619
 Running N+1 test using discriminant 709, base 1+sqrt(709)
 Running N+1 test using discriminant 709, base 2+sqrt(709)
 Calling N+1 BLS with factored part 85.67% and helper 0.01% (257.05% proof)
 24808!47-1 is prime! (1.0054s+0.0011s)(digits:2093)

 Primality testing 25121!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 661
 Running N+1 test using discriminant 709, base 1+sqrt(709)
 Running N+1 test using discriminant 709, base 2+sqrt(709)
 Calling N+1 BLS with factored part 87.23% and helper 0.14% (261.88% proof)
 25121!47-1 is prime! (1.1966s+0.0013s)(digits:2123)

 Primality testing 25152!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 631, base 1+sqrt(631)
 Running N+1 test using discriminant 631, base 2+sqrt(631)
 Calling N+1 BLS with factored part 86.67% and helper 0.01% (260.02% proof)
 25152!47-1 is prime! (1.1878s+0.0012s)(digits:2125)

 Primality testing 25591!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 617, base 1+sqrt(617)
 Running N+1 test using discriminant 617, base 2+sqrt(617)
 Calling N+1 BLS with factored part 87.81% and helper 0.01% (263.47% proof)
 25591!47-1 is prime! (0.9913s+0.0011s)(digits:2167)

 Primality testing 25683!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 577, base 1+sqrt(577)
 Running N+1 test using discriminant 577, base 2+sqrt(577)
 Calling N+1 BLS with factored part 85.56% and helper 0.01% (256.70% proof)
 25683!47-1 is prime! (0.9673s+0.0014s)(digits:2175)

 Primality testing 27198!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 661
 Running N+1 test using discriminant 811, base 1+sqrt(811)
 Running N+1 test using discriminant 811, base 2+sqrt(811)
 Calling N+1 BLS with factored part 86.61% and helper 0.14% (259.96% proof)
 27198!47-1 is prime! (1.1456s+0.0011s)(digits:2318)

 Primality testing 27927!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 677, base 1+sqrt(677)
 Running N+1 test using discriminant 677, base 2+sqrt(677)
 Calling N+1 BLS with factored part 86.55% and helper 0.08% (259.74% proof)
 27927!47-1 is prime! (1.1742s+0.0011s)(digits:2387)

 Primality testing 28242!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 757
 Running N+1 test using discriminant 823, base 1+sqrt(823)
 Running N+1 test using discriminant 823, base 2+sqrt(823)
 Calling N+1 BLS with factored part 87.31% and helper 0.01% (261.98% proof)
 28242!47-1 is prime! (1.6608s+0.0012s)(digits:2416)

 Primality testing 28280!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 719, base 1+sqrt(719)
 Running N+1 test using discriminant 719, base 2+sqrt(719)
 Calling N+1 BLS with factored part 86.88% and helper 0.01% (260.68% proof)
 28280!47-1 is prime! (1.6616s+0.0012s)(digits:2420)

 Primality testing 28367!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 739, base 1+sqrt(739)
 Running N+1 test using discriminant 739, base 2+sqrt(739)
 Calling N+1 BLS with factored part 86.77% and helper 0.01% (260.33% proof)
 28367!47-1 is prime! (1.6296s+0.0011s)(digits:2428)

 Primality testing 28674!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 701, base 1+sqrt(701)
 Running N+1 test using discriminant 701, base 2+sqrt(701)
 Calling N+1 BLS with factored part 88.25% and helper 0.01% (264.78% proof)
 28674!47-1 is prime! (1.6661s+0.0012s)(digits:2457)

 Primality testing 28798!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 673
 Running N+1 test using discriminant 809, base 1+sqrt(809)
 Running N+1 test using discriminant 809, base 2+sqrt(809)
 Calling N+1 BLS with factored part 84.86% and helper 0.01% (254.63% proof)
 28798!47-1 is prime! (1.5934s+0.0011s)(digits:2469)

 Primality testing 28919!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 839
 Running N+1 test using discriminant 1033, base 1+sqrt(1033)
 Running N+1 test using discriminant 1033, base 2+sqrt(1033)
 Calling N+1 BLS with factored part 87.10% and helper 0.01% (261.31% proof)
 28919!47-1 is prime! (1.6287s+0.0012s)(digits:2481)

 Primality testing 29417!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 691
 Running N+1 test using discriminant 823, base 1+sqrt(823)
 Running N+1 test using discriminant 823, base 2+sqrt(823)
 Calling N+1 BLS with factored part 86.99% and helper 0.01% (261.00% proof)
 29417!47-1 is prime! (1.7518s+0.0012s)(digits:2527)

 Primality testing 29480!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 761
 Running N+1 test using discriminant 827, base 1+sqrt(827)
 Running N+1 test using discriminant 827, base 2+sqrt(827)
 Calling N+1 BLS with factored part 87.30% and helper 0.01% (261.92% proof)
 29480!47-1 is prime! (1.7846s+0.0012s)(digits:2534)

 Primality testing 29900!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 701, base 1+sqrt(701)
 Running N+1 test using discriminant 701, base 2+sqrt(701)
 Calling N+1 BLS with factored part 86.98% and helper 0.01% (260.96% proof)
 29900!47-1 is prime! (1.5107s+0.0012s)(digits:2574)

 Primality testing 30109!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 829, base 1+sqrt(829)
 Running N+1 test using discriminant 829, base 2+sqrt(829)
 Calling N+1 BLS with factored part 87.14% and helper 0.01% (261.42% proof)
 30109!47-1 is prime! (1.5984s+0.0012s)(digits:2594)

 Primality testing 30878!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 811
 Running N+1 test using discriminant 967, base 1+sqrt(967)
 Running N+1 test using discriminant 967, base 2+sqrt(967)
 Calling N+1 BLS with factored part 87.95% and helper 0.01% (263.88% proof)
 30878!47-1 is prime! (1.6629s+0.0057s)(digits:2667)

 Primality testing 31809!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 809
 Running N+1 test using discriminant 859, base 1+sqrt(859)
 Running N+1 test using discriminant 859, base 2+sqrt(859)
 Calling N+1 BLS with factored part 87.12% and helper 0.01% (261.38% proof)
 31809!47-1 is prime! (1.7110s+0.0012s)(digits:2756)

 Primality testing 32186!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 733
 Running N+1 test using discriminant 853, base 1+sqrt(853)
 Running N+1 test using discriminant 853, base 2+sqrt(853)
 Calling N+1 BLS with factored part 86.62% and helper 0.01% (259.88% proof)
 32186!47-1 is prime! (1.7391s+0.0012s)(digits:2792)

 Primality testing 32298!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 821, base 1+sqrt(821)
 Running N+1 test using discriminant 821, base 2+sqrt(821)
 Calling N+1 BLS with factored part 86.57% and helper 0.01% (259.75% proof)
 32298!47-1 is prime! (1.7107s+0.0012s)(digits:2803)

 Primality testing 32726!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 881
 Running N+1 test using discriminant 997, base 1+sqrt(997)
 Running N+1 test using discriminant 997, base 2+sqrt(997)
 Calling N+1 BLS with factored part 87.53% and helper 0.01% (262.61% proof)
 32726!47-1 is prime! (1.8332s+0.0010s)(digits:2844)

 Primality testing 32729!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 809, base 1+sqrt(809)
 Running N+1 test using discriminant 809, base 2+sqrt(809)
 Calling N+1 BLS with factored part 87.86% and helper 0.01% (263.59% proof)
 32729!47-1 is prime! (1.8402s+0.0012s)(digits:2845)

 Primality testing 33595!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 757
 Running N+1 test using discriminant 809, base 1+sqrt(809)
 Running N+1 test using discriminant 809, base 2+sqrt(809)
 Calling N+1 BLS with factored part 86.83% and helper 0.01% (260.50% proof)
 33595!47-1 is prime! (1.8951s+0.0012s)(digits:2928)

 Primality testing 34073!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 947
 Running N+1 test using discriminant 1061, base 1+sqrt(1061)
 Running N+1 test using discriminant 1061, base 2+sqrt(1061)
 Calling N+1 BLS with factored part 87.70% and helper 0.01% (263.11% proof)
 34073!47-1 is prime! (1.9353s+0.0014s)(digits:2973)

 Primality testing 34205!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 887, base 1+sqrt(887)
 Running N+1 test using discriminant 887, base 2+sqrt(887)
 Calling N+1 BLS with factored part 87.46% and helper 0.01% (262.39% proof)
 34205!47-1 is prime! (1.9137s+0.0012s)(digits:2986)

 Primality testing 34542!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 911
 Running N+1 test using discriminant 929, base 1+sqrt(929)
 Running N+1 test using discriminant 929, base 2+sqrt(929)
 Calling N+1 BLS with factored part 86.89% and helper 0.01% (260.69% proof)
 34542!47-1 is prime! (2.0209s+0.0012s)(digits:3019)

 Primality testing 34892!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 877
 Running N+1 test using discriminant 1009, base 1+sqrt(1009)
 Running N+1 test using discriminant 1009, base 2+sqrt(1009)
 Calling N+1 BLS with factored part 87.61% and helper 0.01% (262.85% proof)
 34892!47-1 is prime! (2.0704s+0.0012s)(digits:3053)

 Primality testing 34954!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 853, base 1+sqrt(853)
 Running N+1 test using discriminant 853, base 2+sqrt(853)
 Calling N+1 BLS with factored part 87.48% and helper 0.13% (262.58% proof)
 34954!47-1 is prime! (2.0331s+0.0013s)(digits:3059)

 Primality testing 35192!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 857, base 1+sqrt(857)
 Running N+1 test using discriminant 857, base 2+sqrt(857)
 Calling N+1 BLS with factored part 87.29% and helper 0.01% (261.88% proof)
 35192!47-1 is prime! (2.0874s+0.0010s)(digits:3082)

 Primality testing 35324!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 919, base 1+sqrt(919)
 Running N+1 test using discriminant 919, base 2+sqrt(919)
 Calling N+1 BLS with factored part 86.11% and helper 0.12% (258.45% proof)
 35324!47-1 is prime! (1.9849s+0.0014s)(digits:3095)

 Primality testing 35717!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 929, base 1+sqrt(929)
 Running N+1 test using discriminant 929, base 2+sqrt(929)
 Calling N+1 BLS with factored part 87.04% and helper 0.01% (261.14% proof)
 35717!47-1 is prime! (2.0531s+0.0012s)(digits:3132)

 Primality testing 35747!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 991
 Running N+1 test using discriminant 1091, base 1+sqrt(1091)
 Running N+1 test using discriminant 1091, base 2+sqrt(1091)
 Calling N+1 BLS with factored part 86.39% and helper 0.01% (259.20% proof)
 35747!47-1 is prime! (2.1614s+0.0014s)(digits:3136)

 Primality testing 35937!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 859
 Running N+1 test using discriminant 911, base 1+sqrt(911)
 Running N+1 test using discriminant 911, base 2+sqrt(911)
 Calling N+1 BLS with factored part 87.87% and helper 0.01% (263.63% proof)
 35937!47-1 is prime! (2.1124s+0.0013s)(digits:3154)

 Primality testing 36281!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 929
 Running N+1 test using discriminant 1039, base 1+sqrt(1039)
 Running N+1 test using discriminant 1039, base 2+sqrt(1039)
 Calling N+1 BLS with factored part 86.84% and helper 0.01% (260.53% proof)
 36281!47-1 is prime! (2.1762s+0.0012s)(digits:3187)

 Primality testing 36482!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 883
 Running N+1 test using discriminant 1093, base 1+sqrt(1093)
 Running N+1 test using discriminant 1093, base 2+sqrt(1093)
 Calling N+1 BLS with factored part 87.26% and helper 0.23% (262.01% proof)
 36482!47-1 is prime! (2.1164s+0.0014s)(digits:3207)

 Primality testing 37332!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 839
 Running N+1 test using discriminant 857, base 1+sqrt(857)
 Running N+1 test using discriminant 857, base 2+sqrt(857)
 Calling N+1 BLS with factored part 87.58% and helper 0.01% (262.75% proof)
 37332!47-1 is prime! (3.0197s+0.0013s)(digits:3290)

 Primality testing 38083!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 863
 Running N+1 test using discriminant 977, base 1+sqrt(977)
 Running N+1 test using discriminant 977, base 2+sqrt(977)
 Calling N+1 BLS with factored part 88.63% and helper 0.01% (265.91% proof)
 38083!47-1 is prime! (3.3082s+0.0012s)(digits:3363)

 Primality testing 38235!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1031, base 1+sqrt(1031)
 Running N+1 test using discriminant 1031, base 2+sqrt(1031)
 Calling N+1 BLS with factored part 88.14% and helper 0.01% (264.42% proof)
 38235!47-1 is prime! (3.0663s+0.0013s)(digits:3378)

 Primality testing 38986!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 977
 Running N+1 test using discriminant 1087, base 1+sqrt(1087)
 Running N+1 test using discriminant 1087, base 2+sqrt(1087)
 Calling N+1 BLS with factored part 87.64% and helper 0.01% (262.92% proof)
 38986!47-1 is prime! (2.7367s+0.0014s)(digits:3451)

 Primality testing 41333!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 977
 Running N+1 test using discriminant 1109, base 1+sqrt(1109)
 Running N+1 test using discriminant 1109, base 2+sqrt(1109)
 Calling N+1 BLS with factored part 88.14% and helper 0.01% (264.43% proof)
 41333!47-1 is prime! (2.8664s+0.0013s)(digits:3681)

 Primality testing 42025!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1279
 Running N+1 test using discriminant 1321, base 1+sqrt(1321)
 Running N+1 test using discriminant 1321, base 2+sqrt(1321)
 Calling N+1 BLS with factored part 87.62% and helper 0.01% (262.86% proof)
 42025!47-1 is prime! (2.9179s+0.0011s)(digits:3749)

 Primality testing 42228!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1039, base 1+sqrt(1039)
 Running N+1 test using discriminant 1039, base 2+sqrt(1039)
 Calling N+1 BLS with factored part 87.33% and helper 0.10% (262.11% proof)
 42228!47-1 is prime! (2.8901s+0.0014s)(digits:3769)

 Primality testing 42819!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1151, base 1+sqrt(1151)
 Running N+1 test using discriminant 1151, base 2+sqrt(1151)
 Calling N+1 BLS with factored part 88.31% and helper 0.01% (264.95% proof)
 42819!47-1 is prime! (2.9608s+0.0013s)(digits:3827)

 Primality testing 43155!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1103
 Running N+1 test using discriminant 1213, base 1+sqrt(1213)
 Running N+1 test using discriminant 1213, base 2+sqrt(1213)
 Calling N+1 BLS with factored part 88.45% and helper 0.01% (265.37% proof)
 43155!47-1 is prime! (3.0488s+0.0013s)(digits:3860)

 Primality testing 43273!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1061, base 1+sqrt(1061)
 Running N+1 test using discriminant 1061, base 2+sqrt(1061)
 Calling N+1 BLS with factored part 88.65% and helper 0.01% (265.95% proof)
 43273!47-1 is prime! (3.0616s+0.0013s)(digits:3871)

 Primality testing 44882!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1129, base 2+sqrt(1129)
 Running N+1 test using discriminant 1129, base 3+sqrt(1129)
 Calling N+1 BLS with factored part 87.81% and helper 0.01% (263.43% proof)
 44882!47-1 is prime! (4.6150s+0.0014s)(digits:4030)

 Primality testing 44912!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1151
 Running N+1 test using discriminant 1279, base 1+sqrt(1279)
 Running N+1 test using discriminant 1279, base 2+sqrt(1279)
 Calling N+1 BLS with factored part 87.82% and helper 0.01% (263.48% proof)
 44912!47-1 is prime! (4.6743s+0.0014s)(digits:4034)

 Primality testing 45067!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1129, base 2+sqrt(1129)
 Running N+1 test using discriminant 1129, base 3+sqrt(1129)
 Calling N+1 BLS with factored part 89.31% and helper 0.01% (267.93% proof)
 45067!47-1 is prime! (4.7177s+0.0019s)(digits:4049)

 Primality testing 45347!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1277
 Running N+1 test using discriminant 1301, base 1+sqrt(1301)
 Running N+1 test using discriminant 1301, base 2+sqrt(1301)
 Calling N+1 BLS with factored part 88.42% and helper 0.01% (265.27% proof)
 45347!47-1 is prime! (4.6671s+0.0020s)(digits:4076)

 Primality testing 46847!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1187, base 1+sqrt(1187)
 Running N+1 test using discriminant 1187, base 2+sqrt(1187)
 Calling N+1 BLS with factored part 88.36% and helper 0.01% (265.11% proof)
 46847!47-1 is prime! (4.8262s+0.0021s)(digits:4225)

 Primality testing 46900!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1153, base 1+sqrt(1153)
 Running N+1 test using discriminant 1153, base 2+sqrt(1153)
 Calling N+1 BLS with factored part 89.21% and helper 0.01% (267.64% proof)
 46900!47-1 is prime! (5.0738s+0.0021s)(digits:4230)

 Primality testing 47345!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1171
 Running N+1 test using discriminant 1201, base 1+sqrt(1201)
 Running N+1 test using discriminant 1201, base 2+sqrt(1201)
 Calling N+1 BLS with factored part 88.53% and helper 0.01% (265.59% proof)
 47345!47-1 is prime! (4.8216s+0.0019s)(digits:4275)

 Primality testing 47743!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1277, base 1+sqrt(1277)
 Running N+1 test using discriminant 1277, base 2+sqrt(1277)
 Calling N+1 BLS with factored part 88.37% and helper 0.01% (265.13% proof)
 47743!47-1 is prime! (4.5509s+0.0014s)(digits:4314)

 Primality testing 49193!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1231, base 1+sqrt(1231)
 Running N+1 test using discriminant 1231, base 2+sqrt(1231)
 Calling N+1 BLS with factored part 88.56% and helper 0.01% (265.67% proof)
 49193!47-1 is prime! (4.5122s+0.0016s)(digits:4459)

 Primality testing 49500!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1213
 Running N+1 test using discriminant 1307, base 1+sqrt(1307)
 Running N+1 test using discriminant 1307, base 2+sqrt(1307)
 Calling N+1 BLS with factored part 88.69% and helper 0.01% (266.08% proof)
 49500!47-1 is prime! (4.7250s+0.0016s)(digits:4490)

 Primality testing 50265!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1153
 Running N+1 test using discriminant 1321, base 1+sqrt(1321)
 Running N+1 test using discriminant 1321, base 2+sqrt(1321)
 Calling N+1 BLS with factored part 88.18% and helper 0.01% (264.57% proof)
 50265!47-1 is prime! (4.7250s+0.0015s)(digits:4566)

 Primality testing 50984!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1163
 Running N+1 test using discriminant 1213, base 1+sqrt(1213)
 Running N+1 test using discriminant 1213, base 2+sqrt(1213)
 Calling N+1 BLS with factored part 88.81% and helper 0.01% (266.44% proof)
 50984!47-1 is prime! (4.9771s+0.0015s)(digits:4638)

 Primality testing 52221!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1171, base 1+sqrt(1171)
 Running N+1 test using discriminant 1171, base 2+sqrt(1171)
 Calling N+1 BLS with factored part 88.43% and helper 0.01% (265.31% proof)
 52221!47-1 is prime! (4.8582s+0.0015s)(digits:4762)

 Primality testing 52284!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1231, base 1+sqrt(1231)
 Running N+1 test using discriminant 1231, base 2+sqrt(1231)
 Calling N+1 BLS with factored part 88.74% and helper 0.01% (266.24% proof)
 52284!47-1 is prime! (4.8159s+0.0016s)(digits:4769)

 Primality testing 53429!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1279
 Running N+1 test using discriminant 1321, base 1+sqrt(1321)
 Running N+1 test using discriminant 1321, base 2+sqrt(1321)
 Calling N+1 BLS with factored part 89.23% and helper 0.01% (267.69% proof)
 53429!47-1 is prime! (7.2744s+0.0016s)(digits:4883)

 Primality testing 53498!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1361
 Running N+1 test using discriminant 1451, base 1+sqrt(1451)
 Running N+1 test using discriminant 1451, base 2+sqrt(1451)
 Calling N+1 BLS with factored part 88.10% and helper 0.01% (264.32% proof)
 53498!47-1 is prime! (7.1926s+0.0015s)(digits:4891)

 Primality testing 55550!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1367, base 1+sqrt(1367)
 Running N+1 test using discriminant 1367, base 3+sqrt(1367)
 Calling N+1 BLS with factored part 89.05% and helper 0.01% (267.16% proof)
 55550!47-1 is prime! (6.6671s+0.0015s)(digits:5097)

 Primality testing 55610!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1213
 Running N+1 test using discriminant 1307, base 1+sqrt(1307)
 Running N+1 test using discriminant 1307, base 2+sqrt(1307)
 Calling N+1 BLS with factored part 88.20% and helper 0.01% (264.60% proof)
 55610!47-1 is prime! (6.7570s+0.0016s)(digits:5104)

 Primality testing 57455!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1481
 Running N+1 test using discriminant 1627, base 1+sqrt(1627)
 Running N+1 test using discriminant 1627, base 2+sqrt(1627)
 Calling N+1 BLS with factored part 89.04% and helper 0.01% (267.13% proof)
 57455!47-1 is prime! (6.9256s+0.0016s)(digits:5290)

 Primality testing 57539!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1381, base 1+sqrt(1381)
 Running N+1 test using discriminant 1381, base 2+sqrt(1381)
 Calling N+1 BLS with factored part 89.51% and helper 0.07% (268.59% proof)
 57539!47-1 is prime! (6.9731s+0.0016s)(digits:5299)

 Primality testing 61092!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1559
 Running N+1 test using discriminant 1579, base 1+sqrt(1579)
 Running N+1 test using discriminant 1579, base 2+sqrt(1579)
 Calling N+1 BLS with factored part 89.24% and helper 0.01% (267.72% proof)
 61092!47-1 is prime! (7.8910s+0.0017s)(digits:5659)

 Primality testing 61202!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1597
 Running N+1 test using discriminant 1759, base 1+sqrt(1759)
 Running N+1 test using discriminant 1759, base 2+sqrt(1759)
 Calling N+1 BLS with factored part 89.33% and helper 0.01% (268.00% proof)
 61202!47-1 is prime! (8.0350s+0.0016s)(digits:5671)

 Primality testing 61679!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1567, base 1+sqrt(1567)
 Running N+1 test using discriminant 1567, base 2+sqrt(1567)
 Calling N+1 BLS with factored part 89.84% and helper 0.01% (269.52% proof)
 61679!47-1 is prime! (7.6386s+0.0017s)(digits:5719)

 Primality testing 63611!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1531
 Running N+1 test using discriminant 1579, base 1+sqrt(1579)
 Running N+1 test using discriminant 1579, base 2+sqrt(1579)
 Calling N+1 BLS with factored part 89.81% and helper 0.07% (269.49% proof)
 63611!47-1 is prime! (8.4937s+0.0018s)(digits:5917)

 Primality testing 63648!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1447
 Running N+1 test using discriminant 1499, base 1+sqrt(1499)
 Running N+1 test using discriminant 1499, base 2+sqrt(1499)
 Calling N+1 BLS with factored part 89.27% and helper 0.06% (267.86% proof)
 63648!47-1 is prime! (7.9247s+0.0018s)(digits:5920)

 Primality testing 67935!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1531
 Running N+1 test using discriminant 1607, base 1+sqrt(1607)
 Running N+1 test using discriminant 1607, base 2+sqrt(1607)
 Calling N+1 BLS with factored part 89.75% and helper 0.11% (269.37% proof)
 67935!47-1 is prime! (8.6711s+0.0018s)(digits:6360)

 Primality testing 68877!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1663
 Running N+1 test using discriminant 1669, base 1+sqrt(1669)
 Running N+1 test using discriminant 1669, base 2+sqrt(1669)
 Calling N+1 BLS with factored part 89.13% and helper 0.00% (267.41% proof)
 68877!47-1 is prime! (12.4838s+0.0024s)(digits:6457)

 Primality testing 69549!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1627
 Running N+1 test using discriminant 1721, base 1+sqrt(1721)
 Running N+1 test using discriminant 1721, base 2+sqrt(1721)
 Calling N+1 BLS with factored part 89.23% and helper 0.07% (267.76% proof)
 69549!47-1 is prime! (12.8423s+0.0026s)(digits:6526)

 Primality testing 70633!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1741
 Running N+1 test using discriminant 1907, base 1+sqrt(1907)
 Running N+1 test using discriminant 1907, base 2+sqrt(1907)
 Calling N+1 BLS with factored part 89.35% and helper 0.00% (268.07% proof)
 70633!47-1 is prime! (12.5820s+0.0025s)(digits:6637)

 Primality testing 70839!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1753, base 1+sqrt(1753)
 Running N+1 test using discriminant 1753, base 2+sqrt(1753)
 Calling N+1 BLS with factored part 89.60% and helper 0.00% (268.81% proof)
 70839!47-1 is prime! (12.6106s+0.0027s)(digits:6659)

 Primality testing 73379!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1733
 Running N+1 test using discriminant 1783, base 1+sqrt(1783)
 Running N+1 test using discriminant 1783, base 2+sqrt(1783)
 Calling N+1 BLS with factored part 89.62% and helper 0.00% (268.87% proof)
 73379!47-1 is prime! (12.2691s+0.0020s)(digits:6922)

 Primality testing 76639!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2039, base 1+sqrt(2039)
 Running N+1 test using discriminant 2039, base 2+sqrt(2039)
 Calling N+1 BLS with factored part 89.19% and helper 0.00% (267.59% proof)
 76639!47-1 is prime! (12.7029s+0.0020s)(digits:7259)

 Primality testing 77231!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2011, base 1+sqrt(2011)
 Running N+1 test using discriminant 2011, base 2+sqrt(2011)
 Calling N+1 BLS with factored part 90.12% and helper 0.00% (270.36% proof)
 77231!47-1 is prime! (12.7848s+0.0020s)(digits:7321)

 Primality testing 77995!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1811, base 1+sqrt(1811)
 Running N+1 test using discriminant 1811, base 2+sqrt(1811)
 Calling N+1 BLS with factored part 89.09% and helper 0.00% (267.27% proof)
 77995!47-1 is prime! (12.8932s+0.0021s)(digits:7401)

 Primality testing 79023!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1723, base 1+sqrt(1723)
 Running N+1 test using discriminant 1723, base 2+sqrt(1723)
 Calling N+1 BLS with factored part 90.06% and helper 0.06% (270.24% proof)
 79023!47-1 is prime! (13.5555s+0.0058s)(digits:7508)

 Primality testing 80190!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2017, base 1+sqrt(2017)
 Running N+1 test using discriminant 2017, base 2+sqrt(2017)
 Calling N+1 BLS with factored part 89.72% and helper 0.06% (269.23% proof)
 80190!47-1 is prime! (13.3407s+0.0020s)(digits:7629)

 Primality testing 81366!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1777
 Running N+1 test using discriminant 1871, base 1+sqrt(1871)
 Running N+1 test using discriminant 1871, base 2+sqrt(1871)
 Calling N+1 BLS with factored part 89.46% and helper 0.00% (268.40% proof)
 81366!47-1 is prime! (13.7170s+0.0021s)(digits:7752)

 Primality testing 81420!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1987
 Running N+1 test using discriminant 2081, base 1+sqrt(2081)
 Running N+1 test using discriminant 2081, base 2+sqrt(2081)
 Calling N+1 BLS with factored part 90.05% and helper 0.00% (270.15% proof)
 81420!47-1 is prime! (14.3142s+0.0021s)(digits:7758)

 Primality testing 81860!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 1847, base 1+sqrt(1847)
 Running N+1 test using discriminant 1847, base 2+sqrt(1847)
 Calling N+1 BLS with factored part 89.71% and helper 0.05% (269.19% proof)
 81860!47-1 is prime! (13.8491s+0.0026s)(digits:7804)

 Primality testing 83311!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1979
 Running N+1 test using discriminant 2141, base 1+sqrt(2141)
 Running N+1 test using discriminant 2141, base 2+sqrt(2141)
 Calling N+1 BLS with factored part 90.08% and helper 0.05% (270.29% proof)
 83311!47-1 is prime! (14.1936s+0.0027s)(digits:7956)

 Primality testing 86048!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2129
 Running N+1 test using discriminant 2143, base 1+sqrt(2143)
 Running N+1 test using discriminant 2143, base 2+sqrt(2143)
 Calling N+1 BLS with factored part 90.65% and helper 0.00% (271.97% proof)
 86048!47-1 is prime! (20.3047s+0.0027s)(digits:8242)

 Primality testing 87914!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2297, base 1+sqrt(2297)
 Running N+1 test using discriminant 2297, base 2+sqrt(2297)
 Calling N+1 BLS with factored part 89.86% and helper 0.00% (269.59% proof)
 87914!47-1 is prime! (18.5250s+0.0028s)(digits:8439)

 Primality testing 88490!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2003, base 1+sqrt(2003)
 Running N+1 test using discriminant 2003, base 2+sqrt(2003)
 Calling N+1 BLS with factored part 89.48% and helper 0.00% (268.45% proof)
 88490!47-1 is prime! (18.5423s+0.0022s)(digits:8499)

 Primality testing 91893!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2111, base 1+sqrt(2111)
 Running N+1 test using discriminant 2111, base 2+sqrt(2111)
 Calling N+1 BLS with factored part 89.73% and helper 0.00% (269.20% proof)
 91893!47-1 is prime! (19.3138s+0.0023s)(digits:8858)

 Primality testing 93284!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2267
 Running N+1 test using discriminant 2341, base 1+sqrt(2341)
 Running N+1 test using discriminant 2341, base 2+sqrt(2341)
 Calling N+1 BLS with factored part 89.44% and helper 0.00% (268.31% proof)
 93284!47-1 is prime! (19.9992s+0.0024s)(digits:9005)

 Primality testing 93327!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2083
 Running N+1 test using discriminant 2099, base 1+sqrt(2099)
 Running N+1 test using discriminant 2099, base 2+sqrt(2099)
 Calling N+1 BLS with factored part 89.96% and helper 0.00% (269.89% proof)
 93327!47-1 is prime! (20.7754s+0.0023s)(digits:9009)

 Primality testing 93755!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2399
 Running N+1 test using discriminant 2543, base 1+sqrt(2543)
 Running N+1 test using discriminant 2543, base 2+sqrt(2543)
 Calling N+1 BLS with factored part 89.86% and helper 0.00% (269.58% proof)
 93755!47-1 is prime! (20.4938s+0.0030s)(digits:9055)

 Primality testing 97506!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2437, base 1+sqrt(2437)
 Running N+1 test using discriminant 2437, base 2+sqrt(2437)
 Calling N+1 BLS with factored part 89.99% and helper 0.02% (270.00% proof)
 97506!47-1 is prime! (21.4520s+0.0031s)(digits:9452)

 Primality testing 97710!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2339, base 1+sqrt(2339)
 Running N+1 test using discriminant 2339, base 2+sqrt(2339)
 Calling N+1 BLS with factored part 89.98% and helper 0.00% (269.94% proof)
 97710!47-1 is prime! (20.7785s+0.0032s)(digits:9474)

 Primality testing 98397!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2467
 Running N+1 test using discriminant 2617, base 1+sqrt(2617)
 Running N+1 test using discriminant 2617, base 2+sqrt(2617)
 Calling N+1 BLS with factored part 90.06% and helper 0.04% (270.22% proof)
 98397!47-1 is prime! (21.5291s+0.0034s)(digits:9547)

 Primality testing 98667!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2383
 Running N+1 test using discriminant 2417, base 1+sqrt(2417)
 Running N+1 test using discriminant 2417, base 2+sqrt(2417)
 Calling N+1 BLS with factored part 90.18% and helper 0.04% (270.60% proof)
 98667!47-1 is prime! (21.1614s+0.0025s)(digits:9576)

 Primality testing 99273!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2341, base 1+sqrt(2341)
 Running N+1 test using discriminant 2341, base 2+sqrt(2341)
 Calling N+1 BLS with factored part 90.32% and helper 0.02% (270.97% proof)
 99273!47-1 is prime! (21.7303s+0.0025s)(digits:9640)

 Primality testing 100152!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2477
 Running N+1 test using discriminant 2731, base 1+sqrt(2731)
 Running N+1 test using discriminant 2731, base 2+sqrt(2731)
 Calling N+1 BLS with factored part 90.07% and helper 0.00% (270.23% proof)
 100152!47-1 is prime! (30.5974s+0.0026s)(digits:9733)

 Primality testing 100169!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2393, base 1+sqrt(2393)
 Running N+1 test using discriminant 2393, base 2+sqrt(2393)
 Calling N+1 BLS with factored part 90.60% and helper 0.00% (271.81% proof)
 100169!47-1 is prime! (31.2343s+0.0026s)(digits:9736)

 Primality testing 100218!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2383, base 1+sqrt(2383)
 Running N+1 test using discriminant 2383, base 2+sqrt(2383)
 Calling N+1 BLS with factored part 90.24% and helper 0.04% (270.76% proof)
 100218!47-1 is prime! (30.5012s+0.0033s)(digits:9741)

 Primality testing 105848!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2647
 Running N+1 test using discriminant 2741, base 1+sqrt(2741)
 Running N+1 test using discriminant 2741, base 2+sqrt(2741)
 Calling N+1 BLS with factored part 90.10% and helper 0.00% (270.30% proof)
 105848!47-1 is prime! (32.2488s+0.0033s)(digits:10341) Marian Otremba 06/2016

 Primality testing 106063!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2713
 Running N+1 test using discriminant 2777, base 1+sqrt(2777)
 Running N+1 test using discriminant 2777, base 2+sqrt(2777)
 Calling N+1 BLS with factored part 90.65% and helper 0.00% (271.95% proof)
 106063!47-1 is prime! (32.8351s+0.0035s)(digits:10364) Marian Otremba 06/2016

 Primality testing 107102!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2549
 Running N+1 test using discriminant 2861, base 1+sqrt(2861)
 Running N+1 test using discriminant 2861, base 2+sqrt(2861)
 Calling N+1 BLS with factored part 90.17% and helper 0.00% (270.51% proof)
 107102!47-1 is prime! (33.0734s+0.0035s)(digits:10475) Marian Otremba 06/2016

 Primality testing 107795!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2467, base 1+sqrt(2467)
 Running N+1 test using discriminant 2467, base 2+sqrt(2467)
 Calling N+1 BLS with factored part 90.51% and helper 0.00% (271.52% proof)
 107795!47-1 is prime! (32.1279s+0.0033s)(digits:10549) Marian Otremba 06/2016

 Primality testing 115447!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2789
 Running N+1 test using discriminant 3163, base 1+sqrt(3163)
 Running N+1 test using discriminant 3163, base 2+sqrt(3163)
 Calling N+1 BLS with factored part 90.91% and helper 0.00% (272.75% proof)
 115447!47-1 is prime! (37.7561s+0.0037s)(digits:11371) Marian Otremba 06/2016

 Primality testing 120003!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2767
 Running N+1 test using discriminant 3109, base 1+sqrt(3109)
 Running N+1 test using discriminant 3109, base 2+sqrt(3109)
 Calling N+1 BLS with factored part 90.93% and helper 0.00% (272.79% proof)
 120003!47-1 is prime! (38.0962s+0.0037s)(digits:11863) Marian Otremba 06/2016

 Primality testing 122234!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2833, base 1+sqrt(2833)
 Running N+1 test using discriminant 2833, base 2+sqrt(2833)
 Calling N+1 BLS with factored part 91.44% and helper 0.03% (274.35% proof)
 122234!47-1 is prime! (38.4915s+0.0039s)(digits:12104) Marian Otremba 06/2016

 Primality testing 123814!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2851, base 1+sqrt(2851)
 Running N+1 test using discriminant 2851, base 2+sqrt(2851)
 Calling N+1 BLS with factored part 90.89% and helper 0.00% (272.69% proof)
 123814!47-1 is prime! (38.7623s+0.0038s)(digits:12275) Marian Otremba 06/2016

 Primality testing 128162!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3109, base 1+sqrt(3109)
 Running N+1 test using discriminant 3109, base 2+sqrt(3109)
 Calling N+1 BLS with factored part 90.56% and helper 0.00% (271.68% proof)
 128162!47-1 is prime! (39.6792s+0.0039s)(digits:12747) Marian Otremba 06/2016

 Primality testing 129648!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2903, base 1+sqrt(2903)
 Running N+1 test using discriminant 2903, base 2+sqrt(2903)
 Calling N+1 BLS with factored part 91.17% and helper 0.00% (273.51% proof)
 129648!47-1 is prime! (40.9001s+0.0042s)(digits:12909) Marian Otremba 06/2016

 Primality testing 130492!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3299
 Running N+1 test using discriminant 3643, base 1+sqrt(3643)
 Running N+1 test using discriminant 3643, base 2+sqrt(3643)
 Calling N+1 BLS with factored part 90.57% and helper 0.00% (271.71% proof)
 130492!47-1 is prime! (58.0662s+0.0044s)(digits:13001) Marian Otremba 06/2016

 Primality testing 130728!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2927, base 1+sqrt(2927)
 Running N+1 test using discriminant 2927, base 2+sqrt(2927)
 Calling N+1 BLS with factored part 90.86% and helper 0.00% (272.60% proof)
 130728!47-1 is prime! (57.4778s+0.0040s)(digits:13026) Marian Otremba 06/2016

 Primality testing 131334!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 2953, base 1+sqrt(2953)
 Running N+1 test using discriminant 2953, base 2+sqrt(2953)
 Calling N+1 BLS with factored part 91.12% and helper 0.00% (273.37% proof)
 131334!47-1 is prime! (59.0042s+0.0042s)(digits:13092) Marian Otremba 06/2016

 Primality testing 134219!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2927
 Running N+1 test using discriminant 3347, base 1+sqrt(3347)
 Running N+1 test using discriminant 3347, base 2+sqrt(3347)
 Calling N+1 BLS with factored part 91.29% and helper 0.00% (273.88% proof)
 134219!47-1 is prime! (54.6233s+0.0042s)(digits:13406) Marian Otremba 06/2016

 Primality testing 139399!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3347
 Running N+1 test using discriminant 3373, base 1+sqrt(3373)
 Running N+1 test using discriminant 3373, base 2+sqrt(3373)
 Calling N+1 BLS with factored part 91.18% and helper 0.00% (273.56% proof)
 139399!47-1 is prime! (58.9564s+0.0046s)(digits:13972) Marian Otremba 06/2016

 Primality testing 140887!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3229
 Running N+1 test using discriminant 3323, base 1+sqrt(3323)
 Running N+1 test using discriminant 3323, base 2+sqrt(3323)
 Calling N+1 BLS with factored part 90.85% and helper 0.00% (272.56% proof)
 140887!47-1 is prime! (58.8331s+0.0048s)(digits:14136) Marian Otremba 06/2016

 Primality testing 141810!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3167, base 1+sqrt(3167)
 Running N+1 test using discriminant 3167, base 2+sqrt(3167)
 Calling N+1 BLS with factored part 91.52% and helper 0.00% (274.55% proof)
 141810!47-1 is prime! (60.6169s+0.0045s)(digits:14237) Marian Otremba 06/2016

 Primality testing 143985!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3313, base 1+sqrt(3313)
 Running N+1 test using discriminant 3313, base 2+sqrt(3313)
 Calling N+1 BLS with factored part 91.71% and helper 0.00% (275.12% proof)
 143985!47-1 is prime! (60.8152s+0.0046s)(digits:14475) Marian Otremba 06/2016

 Primality testing 144120!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3469
 Running N+1 test using discriminant 3559, base 1+sqrt(3559)
 Running N+1 test using discriminant 3559, base 2+sqrt(3559)
 Calling N+1 BLS with factored part 91.01% and helper 0.00% (273.04% proof)
 144120!47-1 is prime! (63.0138s+0.0047s)(digits:14490) Marian Otremba 06/2016

 Primality testing 148016!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3307, base 1+sqrt(3307)
 Running N+1 test using discriminant 3307, base 2+sqrt(3307)
 Calling N+1 BLS with factored part 91.30% and helper 0.00% (273.90% proof)
 148016!47-1 is prime! (62.3949s+0.0052s)(digits:14918) Marian Otremba 06/2016

 Primality testing 149269!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3761, base 2+sqrt(3761)
 Running N+1 test using discriminant 3761, base 3+sqrt(3761)
 Calling N+1 BLS with factored part 91.35% and helper 0.00% (274.06% proof)
 149269!47-1 is prime! (62.9803s+0.0050s)(digits:15056) Marian Otremba 06/2016

 Primality testing 151037!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3371
 Running N+1 test using discriminant 3499, base 1+sqrt(3499)
 Running N+1 test using discriminant 3499, base 2+sqrt(3499)
 Calling N+1 BLS with factored part 90.85% and helper 0.00% (272.54% proof)
 151037!47-1 is prime! (63.7990s+0.0047s)(digits:15251) Marian Otremba 06/2016

 Primality testing 152581!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3673, base 1+sqrt(3673)
 Running N+1 test using discriminant 3673, base 2+sqrt(3673)
 Calling N+1 BLS with factored part 91.11% and helper 0.00% (273.34% proof)
 152581!47-1 is prime! (65.5763s+0.0051s)(digits:15421) Marian Otremba 06/2016

 Primality testing 156406!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3671
 Running N+1 test using discriminant 3779, base 1+sqrt(3779)
 Running N+1 test using discriminant 3779, base 2+sqrt(3779)
 Calling N+1 BLS with factored part 91.37% and helper 0.00% (274.11% proof)
 156406!47-1 is prime! (68.1190s+0.0052s)(digits:15843) Marian Otremba 06/2016

 Primality testing 158086!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3583, base 1+sqrt(3583)
 Running N+1 test using discriminant 3583, base 2+sqrt(3583)
 Calling N+1 BLS with factored part 91.14% and helper 0.00% (273.44% proof)
 158086!47-1 is prime! (66.9569s+0.0054s)(digits:16029) Marian Otremba 06/2016

 Primality testing 158654!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3637, base 1+sqrt(3637)
 Running N+1 test using discriminant 3637, base 2+sqrt(3637)
 Calling N+1 BLS with factored part 91.43% and helper 0.00% (274.28% proof)
 158654!47-1 is prime! (67.2009s+0.0089s)(digits:16092) Marian Otremba 06/2016

 Primality testing 160198!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3643, base 1+sqrt(3643)
 Running N+1 test using discriminant 3643, base 2+sqrt(3643)
 Calling N+1 BLS with factored part 91.58% and helper 0.00% (274.73% proof)
 160198!47-1 is prime! (94.5587s+0.0055s)(digits:16263) Marian Otremba 06/2016

 Primality testing 161374!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3631, base 1+sqrt(3631)
 Running N+1 test using discriminant 3631, base 2+sqrt(3631)
 Calling N+1 BLS with factored part 91.67% and helper 0.00% (275.03% proof)
 161374!47-1 is prime! (94.6410s+0.0056s)(digits:16393) Marian Otremba 06/2016

 Primality testing 162392!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 3733, base 1+sqrt(3733)
 Running N+1 test using discriminant 3733, base 2+sqrt(3733)
 Calling N+1 BLS with factored part 91.57% and helper 0.00% (274.71% proof)
 162392!47-1 is prime! (93.7773s+0.0055s)(digits:16506) Marian Otremba 06/2016

 Primality testing 167866!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3863
 Running N+1 test using discriminant 3907, base 1+sqrt(3907)
 Running N+1 test using discriminant 3907, base 2+sqrt(3907)
 Calling N+1 BLS with factored part 91.64% and helper 0.00% (274.91% proof)
 167866!47-1 is prime! (95.0284s+0.0059s)(digits:17114) Marian Otremba 06/2016

 Primality testing 168311!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3803
 Running N+1 test using discriminant 3947, base 1+sqrt(3947)
 Running N+1 test using discriminant 3947, base 2+sqrt(3947)
 Calling N+1 BLS with factored part 91.29% and helper 0.00% (273.88% proof)
 168311!47-1 is prime! (95.3870s+0.0059s)(digits:17163) Marian Otremba 06/2016

 Primality testing 172302!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 3671
 Running N+1 test using discriminant 3677, base 1+sqrt(3677)
 Running N+1 test using discriminant 3677, base 3+sqrt(3677)
 Calling N+1 BLS with factored part 100.00% and helper 0.00% (300.01% proof)
 172302!47-1 is prime! (52.8945s+0.0062s)(digits:17607) Marian Otremba 06/2016

 Primality testing 174930!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 4091, base 1+sqrt(4091)
 Running N+1 test using discriminant 4091, base 2+sqrt(4091)
 Calling N+1 BLS with factored part 91.64% and helper 0.00% (274.93% proof)
 174930!47-1 is prime! (99.4061s+0.0065s)(digits:17900) Marian Otremba 06/2016

 Primality testing 179222!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 4013, base 1+sqrt(4013)
 Running N+1 test using discriminant 4013, base 2+sqrt(4013)
 Calling N+1 BLS with factored part 91.99% and helper 0.01% (275.99% proof)
 179222!47-1 is prime! (101.1857s+0.0065s)(digits:18380) Marian Otremba 06/2016

 Primality testing 191026!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 4259, base 1+sqrt(4259)
 Running N+1 test using discriminant 4259, base 2+sqrt(4259)
 Calling N+1 BLS with factored part 91.66% and helper 0.00% (274.99% proof)
 191026!47-1 is prime! (140.0610s+0.0070s)(digits:19703) Marian Otremba 06/2016

 Primality testing 202270!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5231, base 1+sqrt(5231)
 Running N+1 test using discriminant 5231, base 2+sqrt(5231)
 Calling N+1 BLS with factored part 92.10% and helper 0.00% (276.30% proof)
 202270!47-1 is prime! (154.2829s+0.0077s)(digits:20969) Marian Otremba 06/2016

 Primality testing 211521!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5059
 Running N+1 test using discriminant 5153, base 1+sqrt(5153)
 Running N+1 test using discriminant 5153, base 2+sqrt(5153)
 Calling N+1 BLS with factored part 92.01% and helper 0.00% (276.02% proof)
 211521!47-1 is prime! (166.6987s+0.0082s)(digits:22015) Marian Otremba 06/2016

 Primality testing 212078!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 4733, base 1+sqrt(4733)
 Running N+1 test using discriminant 4733, base 2+sqrt(4733)
 Calling N+1 BLS with factored part 92.12% and helper 0.00% (276.35% proof)
 212078!47-1 is prime! (161.3624s+0.0082s)(digits:22078) Marian Otremba 06/2016

 Primality testing 216693!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5297
 Running N+1 test using discriminant 5323, base 1+sqrt(5323)
 Running N+1 test using discriminant 5323, base 2+sqrt(5323)
 Calling N+1 BLS with factored part 92.18% and helper 0.00% (276.55% proof)
 216693!47-1 is prime! (187.0583s+0.0083s)(digits:22602) Marian Otremba 06/2016

 Primality testing 218626!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5693
 Running N+1 test using discriminant 5737, base 1+sqrt(5737)
 Running N+1 test using discriminant 5737, base 2+sqrt(5737)
 Calling N+1 BLS with factored part 92.27% and helper 0.00% (276.81% proof)
 218626!47-1 is prime! (188.0841s+0.0087s)(digits:22821) Marian Otremba 06/2016

 Primality testing 221088!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 4721
 Running N+1 test using discriminant 4729, base 1+sqrt(4729)
 Running N+1 test using discriminant 4729, base 2+sqrt(4729)
 Calling N+1 BLS with factored part 100.00% and helper 0.06% (300.06% proof)
 221088!47-1 is prime! (90.5022s+0.0090s)(digits:23101) Marian Otremba 06/2016

 Primality testing 223320!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5323
 Running N+1 test using discriminant 5417, base 1+sqrt(5417)
 Running N+1 test using discriminant 5417, base 2+sqrt(5417)
 Calling N+1 BLS with factored part 92.08% and helper 0.00% (276.25% proof)
 223320!47-1 is prime! (210.4399s+0.0092s)(digits:23355) Marian Otremba 06/2016

 Primality testing 223779!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5023
 Running N+1 test using discriminant 5261, base 1+sqrt(5261)
 Running N+1 test using discriminant 5261, base 2+sqrt(5261)
 Calling N+1 BLS with factored part 91.65% and helper 0.00% (274.94% proof)
 223779!47-1 is prime! (215.4595s+0.0095s)(digits:23408) Marian Otremba 06/2016

 Primality testing 224079!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5233, base 1+sqrt(5233)
 Running N+1 test using discriminant 5233, base 2+sqrt(5233)
 Calling N+1 BLS with factored part 91.97% and helper 0.00% (275.91% proof)
 224079!47-1 is prime! (220.5811s+0.0095s)(digits:23441) Marian Otremba 06/2016

 Primality testing 224395!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5483, base 1+sqrt(5483)
 Running N+1 test using discriminant 5483, base 2+sqrt(5483)
 Calling N+1 BLS with factored part 92.04% and helper 0.00% (276.12% proof)
 224395!47-1 is prime! (209.1301s+0.0156s)(digits:23478) Marian Otremba 06/2016

 Primality testing 228692!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5039, base 1+sqrt(5039)
 Running N+1 test using discriminant 5039, base 2+sqrt(5039)
 Calling N+1 BLS with factored part 92.62% and helper 0.00% (277.85% proof)
 228692!47-1 is prime! (219.3399s+0.0107s)(digits:23967) Marian Otremba 06/2016

 Primality testing 229548!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 4889
 Running N+1 test using discriminant 4909, base 1+sqrt(4909)
 Running N+1 test using discriminant 4909, base 2+sqrt(4909)
 Calling N+1 BLS with factored part 100.00% and helper 0.00% (300.00% proof)
 229548!47-1 is prime! (107.6113s+0.0105s)(digits:24064) Marian Otremba 06/2016

 Primality testing 229874!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5737, base 1+sqrt(5737)
 Running N+1 test using discriminant 5737, base 2+sqrt(5737)
 Calling N+1 BLS with factored part 92.01% and helper 0.00% (276.03% proof)
 229874!47-1 is prime! (220.1984s+0.0180s)(digits:24101) Marian Otremba 06/2016

 Primality testing 236714!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5441
 Running N+1 test using discriminant 5477, base 1+sqrt(5477)
 Running N+1 test using discriminant 5477, base 2+sqrt(5477)
 Calling N+1 BLS with factored part 92.26% and helper 0.04% (276.81% proof)
 236714!47-1 is prime! (223.5760s+0.0187s)(digits:24883) Marian Otremba 06/2016

 Primality testing 239991!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5443, base 1+sqrt(5443)
 Running N+1 test using discriminant 5443, base 2+sqrt(5443)
 Calling N+1 BLS with factored part 92.35% and helper 0.00% (277.06% proof)
 239991!47-1 is prime! (232.3889s+0.0110s)(digits:25258) Marian Otremba 06/2016

 Primality testing 240732!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5501, base 1+sqrt(5501)
 Running N+1 test using discriminant 5501, base 2+sqrt(5501)
 Calling N+1 BLS with factored part 92.34% and helper 0.00% (277.02% proof)
 240732!47-1 is prime! (236.9707s+0.0111s)(digits:25342) Marian Otremba 06/2016

 Primality testing 240819!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5273
 Running N+1 test using discriminant 5701, base 1+sqrt(5701)
 Running N+1 test using discriminant 5701, base 2+sqrt(5701)
 Calling N+1 BLS with factored part 92.32% and helper 0.00% (276.97% proof)
 240819!47-1 is prime! (243.5586s+0.0188s)(digits:25353) Marian Otremba 06/2016

 Primality testing 242480!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5519
 Running N+1 test using discriminant 5791, base 1+sqrt(5791)
 Running N+1 test using discriminant 5791, base 2+sqrt(5791)
 Calling N+1 BLS with factored part 92.39% and helper 0.00% (277.17% proof)
 242480!47-1 is prime! (233.6657s+0.0114s)(digits:25543) Marian Otremba 06/2016

 Primality testing 244232!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 6011
 Running N+1 test using discriminant 6043, base 1+sqrt(6043)
 Running N+1 test using discriminant 6043, base 2+sqrt(6043)
 Calling N+1 BLS with factored part 92.11% and helper 0.00% (276.33% proof)
 244232!47-1 is prime! (241.2443s+0.0114s)(digits:25744) Marian Otremba 06/2016

 Primality testing 244467!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5479
 Running N+1 test using discriminant 6043, base 1+sqrt(6043)
 Running N+1 test using discriminant 6043, base 2+sqrt(6043)
 Calling N+1 BLS with factored part 92.12% and helper 0.00% (276.36% proof)
 244467!47-1 is prime! (243.8439s+0.0106s)(digits:25771) Marian Otremba 06/2016

 Primality testing 249790!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 5749, base 1+sqrt(5749)
 Running N+1 test using discriminant 5749, base 2+sqrt(5749)
 Calling N+1 BLS with factored part 92.52% and helper 0.02% (277.57% proof)
 249790!47-1 is prime! (306.0749s+0.0123s)(digits:26381) Marian Otremba 06/2016

 Primality testing 250119!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 5867
 Running N+1 test using discriminant 5927, base 1+sqrt(5927)
 Running N+1 test using discriminant 5927, base 2+sqrt(5927)
 Calling N+1 BLS with factored part 92.54% and helper 0.00% (277.64% proof)
 250119!47-1 is prime! (305.6824s+0.0118s)(digits:26419) Marian Otremba 06/2016

 Primality testing 253149!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 6271, base 1+sqrt(6271)
 Running N+1 test using discriminant 6271, base 2+sqrt(6271)
 Calling N+1 BLS with factored part 92.41% and helper 0.00% (277.24% proof)
 253149!47-1 is prime! (308.8213s+0.0123s)(digits:26768) Marian Otremba 06/2016

 Primality testing 260370!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 6277, base 1+sqrt(6277)
 Running N+1 test using discriminant 6277, base 2+sqrt(6277)
 Calling N+1 BLS with factored part 92.71% and helper 0.02% (278.16% proof)
 260370!47-1 is prime! (325.4376s+0.0128s)(digits:27598) Marian Otremba 06/2016

 Primality testing 275036!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 6353
 Running N+1 test using discriminant 6661, base 1+sqrt(6661)
 Running N+1 test using discriminant 6661, base 2+sqrt(6661)
 Calling N+1 BLS with factored part 92.51% and helper 0.00% (277.53% proof)
 275036!47-1 is prime! (358.8131s+0.0141s)(digits:29292) Marian Otremba 06/2016

 Primality testing 285940!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 6917
 Running N+1 test using discriminant 6967, base 1+sqrt(6967)
 Running N+1 test using discriminant 6967, base 2+sqrt(6967)
 Calling N+1 BLS with factored part 92.54% and helper 0.00% (277.62% proof)
 285940!47-1 is prime! (363.8769s+0.0152s)(digits:30556) Marian Otremba 06/2016

 Primality testing 290544!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 6637, base 1+sqrt(6637)
 Running N+1 test using discriminant 6637, base 2+sqrt(6637)
 Calling N+1 BLS with factored part 92.96% and helper 0.00% (278.88% proof)
 290544!47-1 is prime! (488.8196s+0.0156s)(digits:31091) Marian Otremba 06/2016

 Primality testing 295450!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N-1 test using base 7001
 Running N+1 test using discriminant 7283, base 1+sqrt(7283)
 Running N+1 test using discriminant 7283, base 2+sqrt(7283)
 Calling N+1 BLS with factored part 92.71% and helper 0.01% (278.12% proof)
 295450!47-1 is prime! (512.9615s+0.0156s)(digits:31662) Marian Otremba 06/2016

 Primality testing 307341!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7283, base 1+sqrt(7283)
 Running N+1 test using discriminant 7283, base 2+sqrt(7283)
 Calling N+1 BLS with factored part 92.76% and helper 0.01% (278.30% proof)
 307341!47-1 is prime! (488.8442s+0.0172s)(digits:33048) Marian Otremba 06/2016

 Primality testing 307790!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 6781
 Running N+1 test using discriminant 7127, base 1+sqrt(7127)
 Running N+1 test using discriminant 7127, base 2+sqrt(7127)
 Calling N+1 BLS with factored part 92.70% and helper 0.00% (278.10% proof)
 307790!47-1 is prime! (461.0820s+0.0263s)(digits:33100) Marian Otremba 06/2016

 Primality testing 310326!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7243, base 1+sqrt(7243)
 Running N+1 test using discriminant 7243, base 2+sqrt(7243)
 Calling N+1 BLS with factored part 92.77% and helper 0.02% (278.33% proof)
 310326!47-1 is prime! (470.2221s+0.0171s)(digits:33396) Marian Otremba 06/2016

 Primality testing 313120!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 7517
 Running N+1 test using discriminant 7547, base 1+sqrt(7547)
 Running N+1 test using discriminant 7547, base 2+sqrt(7547)
 Calling N+1 BLS with factored part 92.71% and helper 0.00% (278.15% proof)
 313120!47-1 is prime! (481.0269s+0.0178s)(digits:33723) Marian Otremba 06/2016

 Primality testing 323476!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7321, base 1+sqrt(7321)
 Running N+1 test using discriminant 7321, base 2+sqrt(7321)
 Calling N+1 BLS with factored part 92.94% and helper 0.00% (278.83% proof)
 323476!47-1 is prime! (512.1697s+0.0324s)(digits:34936) Marian Otremba 06/2016

 Primality testing 324366!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 7487
 Running N+1 test using discriminant 7621, base 1+sqrt(7621)
 Running N+1 test using discriminant 7621, base 2+sqrt(7621)
 Calling N+1 BLS with factored part 93.00% and helper 0.00% (279.00% proof)
 324366!47-1 is prime! (492.4306s+0.0181s)(digits:35040) Marian Otremba 06/2016

 Primality testing 325774!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 7577
 Running N+1 test using discriminant 7817, base 1+sqrt(7817)
 Running N+1 test using discriminant 7817, base 2+sqrt(7817)
 Calling N+1 BLS with factored part 92.80% and helper 0.01% (278.41% proof)
 325774!47-1 is prime! (511.0121s+0.0182s)(digits:35205) Marian Otremba 06/2016

 Primality testing 328291!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7759, base 1+sqrt(7759)
 Running N+1 test using discriminant 7759, base 3+sqrt(7759)
 Calling N+1 BLS with factored part 93.09% and helper 0.00% (279.26% proof)
 328291!47-1 is prime! (514.1536s+0.0252s)(digits:35500) Marian Otremba 06/2016

 Primality testing 329204!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7559, base 1+sqrt(7559)
 Running N+1 test using discriminant 7559, base 2+sqrt(7559)
 Calling N+1 BLS with factored part 92.97% and helper 0.03% (278.93% proof)
 329204!47-1 is prime! (522.2135s+0.0182s)(digits:35608) Marian Otremba 06/2016

 Primality testing 329651!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 7433
 Running N+1 test using discriminant 7547, base 1+sqrt(7547)
 Running N+1 test using discriminant 7547, base 2+sqrt(7547)
 Calling N+1 BLS with factored part 92.90% and helper 0.01% (278.73% proof)
 329651!47-1 is prime! (507.2524s+0.0197s)(digits:35660) Marian Otremba 06/2016

 Primality testing 338503!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 7699, base 1+sqrt(7699)
 Running N+1 test using discriminant 7699, base 2+sqrt(7699)
 Calling N+1 BLS with factored part 92.89% and helper 0.00% (278.67% proof)
 338503!47-1 is prime! (518.9245s+0.0192s)(digits:36701) Marian Otremba 06/2016

 Primality testing 342410!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8069
 Running N+1 test using discriminant 8147, base 1+sqrt(8147)
 Running N+1 test using discriminant 8147, base 2+sqrt(8147)
 Calling N+1 BLS with factored part 92.97% and helper 0.00% (278.91% proof)
 342410!47-1 is prime! (700.2130s+0.0209s)(digits:37160) Marian Otremba 06/2016

 Primality testing 354457!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8101
 Running N+1 test using discriminant 8539, base 1+sqrt(8539)
 Running N+1 test using discriminant 8539, base 2+sqrt(8539)
 Calling N+1 BLS with factored part 92.87% and helper 0.00% (278.60% proof)
 354457!47-1 is prime! (758.4713s+0.0210s)(digits:38581) Marian Otremba 06/2016

 Primality testing 358374!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8147
 Running N+1 test using discriminant 8179, base 1+sqrt(8179)
 Running N+1 test using discriminant 8179, base 2+sqrt(8179)
 Calling N+1 BLS with factored part 92.96% and helper 0.00% (278.88% proof)
 358374!47-1 is prime! (721.6919s+0.0219s)(digits:39043) Marian Otremba 06/2016

 Primality testing 362983!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 8317, base 1+sqrt(8317)
 Running N+1 test using discriminant 8317, base 2+sqrt(8317)
 Calling N+1 BLS with factored part 93.09% and helper 0.00% (279.28% proof)
 362983!47-1 is prime! (714.0392s+0.0231s)(digits:39588) Marian Otremba 06/2016

 Primality testing 366750!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8263
 Running N+1 test using discriminant 8291, base 1+sqrt(8291)
 Running N+1 test using discriminant 8291, base 2+sqrt(8291)
 Calling N+1 BLS with factored part 93.04% and helper 0.00% (279.11% proof)
 366750!47-1 is prime! (693.7210s+0.0405s)(digits:40034) Marian Otremba 06/2016

 Primality testing 367469!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8609
 Running N+1 test using discriminant 8963, base 1+sqrt(8963)
 Running N+1 test using discriminant 8963, base 2+sqrt(8963)
 Calling N+1 BLS with factored part 93.11% and helper 0.00% (279.34% proof)
 367469!47-1 is prime! (644.7940s+0.0233s)(digits:40120) Marian Otremba 06/2016

 Primality testing 373553!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8369
 Running N+1 test using discriminant 8731, base 1+sqrt(8731)
 Running N+1 test using discriminant 8731, base 2+sqrt(8731)
 Calling N+1 BLS with factored part 93.12% and helper 0.00% (279.37% proof)
 373553!47-1 is prime! (684.8864s+0.0229s)(digits:40840) Marian Otremba 06/2016

 Primality testing 373676!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 8447, base 1+sqrt(8447)
 Running N+1 test using discriminant 8447, base 2+sqrt(8447)
 Calling N+1 BLS with factored part 93.09% and helper 0.00% (279.27% proof)
 373676!47-1 is prime! (637.8566s+0.0220s)(digits:40855) Marian Otremba 06/2016

 Primality testing 380928!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 8467, base 1+sqrt(8467)
 Running N+1 test using discriminant 8467, base 2+sqrt(8467)
 Calling N+1 BLS with factored part 93.31% and helper 0.00% (279.94% proof)
 380928!47-1 is prime! (661.9279s+0.0231s)(digits:41715) Marian Otremba 06/2016

 Primality testing 383388!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 8963, base 1+sqrt(8963)
 Running N+1 test using discriminant 8963, base 2+sqrt(8963)
 Calling N+1 BLS with factored part 93.12% and helper 0.00% (279.37% proof)
 383388!47-1 is prime! (655.1161s+0.0231s)(digits:42008) Marian Otremba 06/2016

 Primality testing 389189!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 8713, base 1+sqrt(8713)
 Running N+1 test using discriminant 8713, base 2+sqrt(8713)
 Calling N+1 BLS with factored part 92.98% and helper 0.00% (278.95% proof)
 389189!47-1 is prime! (675.3906s+0.0235s)(digits:42697) Marian Otremba 06/2016

 Primality testing 390187!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8863
 Running N+1 test using discriminant 9239, base 1+sqrt(9239)
 Running N+1 test using discriminant 9239, base 2+sqrt(9239)
 Calling N+1 BLS with factored part 93.34% and helper 0.00% (280.01% proof)
 390187!47-1 is prime! (693.5601s+0.0241s)(digits:42816) Marian Otremba 06/2016

 Primality testing 392346!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 8893
 Running N+1 test using discriminant 9029, base 1+sqrt(9029)
 Running N+1 test using discriminant 9029, base 2+sqrt(9029)
 Calling N+1 BLS with factored part 93.17% and helper 0.01% (279.52% proof)
 392346!47-1 is prime! (696.5217s+0.0245s)(digits:43073) Marian Otremba 06/2016

 Primality testing 396833!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 9059
 Running N+1 test using discriminant 9161, base 1+sqrt(9161)
 Running N+1 test using discriminant 9161, base 2+sqrt(9161)
 Calling N+1 BLS with factored part 93.17% and helper 0.00% (279.50% proof)
 396833!47-1 is prime! (698.2420s+0.0247s)(digits:43607) Marian Otremba 06/2016

 Primality testing 400963!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9209, base 1+sqrt(9209)
 Running N+1 test using discriminant 9209, base 2+sqrt(9209)
 Calling N+1 BLS with factored part 93.16% and helper 0.01% (279.51% proof)
 400963!47-1 is prime! (699.7093s+0.0251s)(digits:44099) Marian Otremba 06/2016

 Primality testing 415368!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 9923
 Running N+1 test using discriminant 10039, base 1+sqrt(10039)
 Running N+1 test using discriminant 10039, base 2+sqrt(10039)
 Calling N+1 BLS with factored part 93.18% and helper 0.01% (279.56% proof)
 415368!47-1 is prime! (727.0034s+0.0264s)(digits:45819) Marian Otremba 06/2016

 Primality testing 419597!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9433, base 1+sqrt(9433)
 Running N+1 test using discriminant 9433, base 2+sqrt(9433)
 Calling N+1 BLS with factored part 93.34% and helper 0.00% (280.01% proof)
 419597!47-1 is prime! (940.1067s+0.0277s)(digits:46325) Marian Otremba 06/2016

 Primality testing 419640!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9811, base 1+sqrt(9811)
 Running N+1 test using discriminant 9811, base 2+sqrt(9811)
 Calling N+1 BLS with factored part 93.17% and helper 0.00% (279.52% proof)
 419640!47-1 is prime! (923.9755s+0.0270s)(digits:46330) Marian Otremba 06/2016

 Primality testing 420232!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9421, base 1+sqrt(9421)
 Running N+1 test using discriminant 9421, base 2+sqrt(9421)
 Calling N+1 BLS with factored part 93.33% and helper 0.00% (280.00% proof)
 420232!47-1 is prime! (951.7255s+0.0273s)(digits:46401) Marian Otremba 06/2016

 Primality testing 425917!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9397, base 1+sqrt(9397)
 Running N+1 test using discriminant 9397, base 2+sqrt(9397)
 Calling N+1 BLS with factored part 93.37% and helper 0.00% (280.12% proof)
 425917!47-1 is prime! (949.7959s+0.0280s)(digits:47081) Marian Otremba 06/2016

 Primality testing 427287!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9677, base 1+sqrt(9677)
 Running N+1 test using discriminant 9677, base 2+sqrt(9677)
 Calling N+1 BLS with factored part 93.58% and helper 0.00% (280.74% proof)
 427287!47-1 is prime! (958.3420s+0.0282s)(digits:47245) Marian Otremba 06/2016

 Primality testing 429394!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 9587, base 1+sqrt(9587)
 Running N+1 test using discriminant 9587, base 2+sqrt(9587)
 Calling N+1 BLS with factored part 93.43% and helper 0.01% (280.31% proof)
 429394!47-1 is prime! (947.0367s+0.0285s)(digits:47497) Marian Otremba 06/2016

 Primality testing 431253!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 10091
 Running N+1 test using discriminant 10453, base 1+sqrt(10453)
 Running N+1 test using discriminant 10453, base 2+sqrt(10453)
 Calling N+1 BLS with factored part 93.49% and helper 0.00% (280.48% proof)
 431253!47-1 is prime! (975.1930s+0.0289s)(digits:47720) Marian Otremba 06/2016

 Primality testing 436029!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 9907
 Running N+1 test using discriminant 10133, base 1+sqrt(10133)
 Running N+1 test using discriminant 10133, base 2+sqrt(10133)
 Calling N+1 BLS with factored part 93.51% and helper 0.00% (280.54% proof)
 436029!47-1 is prime! (975.6183s+0.0295s)(digits:48294) Marian Otremba 06/2016

 Primality testing 445141!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 10007, base 1+sqrt(10007)
 Running N+1 test using discriminant 10007, base 2+sqrt(10007)
 Calling N+1 BLS with factored part 93.43% and helper 0.00% (280.28% proof)
 445141!47-1 is prime! (1022.2055s+0.0306s)(digits:49388) Marian Otremba 06/2016

 Primality testing 454845!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 10079, base 1+sqrt(10079)
 Running N+1 test using discriminant 10079, base 2+sqrt(10079)
 Calling N+1 BLS with factored part 93.44% and helper 0.00% (280.32% proof)
 454845!47-1 is prime! (1040.1787s+0.0318s)(digits:50555) Marian Otremba 06/2016

 Primality testing 459871!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 10399, base 1+sqrt(10399)
 Running N+1 test using discriminant 10399, base 2+sqrt(10399)
 Calling N+1 BLS with factored part 93.25% and helper 0.00% (279.75% proof)
 459871!47-1 is prime! (1061.7224s+0.0324s)(digits:51160) Marian Otremba 06/2016

 Primality testing 464011!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 10313
 Running N+1 test using discriminant 10501, base 1+sqrt(10501)
 Running N+1 test using discriminant 10501, base 2+sqrt(10501)
 Calling N+1 BLS with factored part 93.39% and helper 0.00% (280.16% proof)
 464011!47-1 is prime! (1080.2534s+0.0329s)(digits:51659) Marian Otremba 06/2016

 Primality testing 497553!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 10987
 Running N+1 test using discriminant 11551, base 1+sqrt(11551)
 Running N+1 test using discriminant 11551, base 2+sqrt(11551)
 Calling N+1 BLS with factored part 93.36% and helper 0.00% (280.08% proof)
 497553!47-1 is prime! (1415.5722s+0.0380s)(digits:55714) Marian Otremba 06/2016

 Primality testing 505701!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11299
 Running N+1 test using discriminant 11393, base 1+sqrt(11393)
 Running N+1 test using discriminant 11393, base 2+sqrt(11393)
 Calling N+1 BLS with factored part 93.65% and helper 0.00% (280.94% proof)
 505701!47-1 is prime! (1417.0375s+0.0391s)(digits:56702) Marian Otremba 06/2016

 Primality testing 520102!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11083
 Running N+1 test using discriminant 11093, base 1+sqrt(11093)
 Running N+1 test using discriminant 11093, base 2+sqrt(11093)
 Calling N+1 BLS with factored part 100.00% and helper 0.00% (300.00% proof)
 520102!47-1 is prime! (603.3375s+0.0416s)(digits:58451) Marian Otremba 06/2016

 Primality testing 529901!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 11633, base 1+sqrt(11633)
 Running N+1 test using discriminant 11633, base 2+sqrt(11633)
 Calling N+1 BLS with factored part 93.67% and helper 0.00% (281.02% proof)
 529901!47-1 is prime! (1248.1502s+0.0427s)(digits:59644) Marian Otremba 06/2016

 Primality testing 536502!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 11941, base 1+sqrt(11941)
 Running N+1 test using discriminant 11941, base 2+sqrt(11941)
 Calling N+1 BLS with factored part 93.57% and helper 0.00% (280.70% proof)
 536502!47-1 is prime! (1275.8949s+0.0440s)(digits:60448) Marian Otremba 06/2016

 Primality testing 540126!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 12329, base 1+sqrt(12329)
 Running N+1 test using discriminant 12329, base 2+sqrt(12329)
 Calling N+1 BLS with factored part 93.53% and helper 0.01% (280.59% proof)
 540126!47-1 is prime! (1266.2145s+0.0449s)(digits:60890) Marian Otremba 06/2016

 Primality testing 544542!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11587
 Running N+1 test using discriminant 11597, base 1+sqrt(11597)
 Running N+1 test using discriminant 11597, base 2+sqrt(11597)
 Calling N+1 BLS with factored part 100.00% and helper 0.00% (300.00% proof)
 544542!47-1 is prime! (634.9030s+0.0450s)(digits:61429) Marian Otremba 06/2016

 Primality testing 548172!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 11927
 Running N+1 test using discriminant 12379, base 1+sqrt(12379)
 Running N+1 test using discriminant 12379, base 2+sqrt(12379)
 Calling N+1 BLS with factored part 93.67% and helper 0.00% (281.00% proof)
 548172!47-1 is prime! (1726.9626s+0.0457s)(digits:61873) Marian Otremba 06/2016

 Primality testing 566950!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 13001, base 1+sqrt(13001)
 Running N+1 test using discriminant 13001, base 2+sqrt(13001)
 Calling N+1 BLS with factored part 93.96% and helper 0.01% (281.89% proof)
 566950!47-1 is prime! (2100.1499s+0.0488s)(digits:64168) Marian Otremba 06/2016

 Primality testing 602387!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13963
 Running N+1 test using discriminant 14197, base 1+sqrt(14197)
 Running N+1 test using discriminant 14197, base 2+sqrt(14197)
 Calling N+1 BLS with factored part 93.88% and helper 0.00% (281.66% proof)
 602387!47-1 is prime! (2183.5949s+0.0557s)(digits:68516) Marian Otremba 06/2016

 Primality testing 602586!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13537
 Running N+1 test using discriminant 13913, base 1+sqrt(13913)
 Running N+1 test using discriminant 13913, base 2+sqrt(13913)
 Calling N+1 BLS with factored part 93.87% and helper 0.00% (281.61% proof)
 602586!47-1 is prime! (1814.4056s+0.0549s)(digits:68540) Marian Otremba 06/2016

 Primality testing 680431!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 14887, base 1+sqrt(14887)
 Running N+1 test using discriminant 14887, base 2+sqrt(14887)
 Calling N+1 BLS with factored part 94.02% and helper 0.00% (282.05% proof)
 680431!47-1 is prime! (3221.9420s+0.0709s)(digits:78159) Marian Otremba 06/2016

 Primality testing 686007!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 15139
 Running N+1 test using discriminant 15233, base 1+sqrt(15233)
 Running N+1 test using discriminant 15233, base 2+sqrt(15233)
 Calling N+1 BLS with factored part 94.12% and helper 0.00% (282.35% proof)
 686007!47-1 is prime! (3066.4487s+0.1129s)(digits:78851) Marian Otremba 06/2016

 Primality testing 708848!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 16127, base 1+sqrt(16127)
 Running N+1 test using discriminant 16127, base 2+sqrt(16127)
 Calling N+1 BLS with factored part 93.98% and helper 0.00% (281.95% proof)
 708848!47-1 is prime! (2702.7608s+0.0775s)(digits:81690) Marian Otremba 06/2016

 Primality testing 764288!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17839
 Running N+1 test using discriminant 18061, base 1+sqrt(18061)
 Running N+1 test using discriminant 18061, base 2+sqrt(18061)
 Calling N+1 BLS with factored part 94.27% and helper 0.00% (282.82% proof)
 764288!47-1 is prime! (4183.4086s+0.1140s)(digits:88612) Marian Otremba 06/2016

 Primality testing 764983!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17191
 Running N+1 test using discriminant 17449, base 1+sqrt(17449)
 Running N+1 test using discriminant 17449, base 2+sqrt(17449)
 Calling N+1 BLS with factored part 94.18% and helper 0.00% (282.53% proof)
 764983!47-1 is prime! (3767.5779s+0.0900s)(digits:88699) Marian Otremba 06/2016

 Primality testing 769043!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17737
 Running N+1 test using discriminant 18217, base 1+sqrt(18217)
 Running N+1 test using discriminant 18217, base 2+sqrt(18217)
 Calling N+1 BLS with factored part 94.17% and helper 0.01% (282.51% proof)
 769043!47-1 is prime! (3863.6756s+0.1244s)(digits:89207) Marian Otremba 06/2016

 Primality testing 777054!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 17293, base 1+sqrt(17293)
 Running N+1 test using discriminant 17293, base 2+sqrt(17293)
 Calling N+1 BLS with factored part 94.14% and helper 0.00% (282.41% proof)
 777054!47-1 is prime! (3093.2586s+0.0925s)(digits:90210) Marian Otremba 07/2016

 Primality testing 794223!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 17467, base 1+sqrt(17467)
 Running N+1 test using discriminant 17467, base 2+sqrt(17467)
 Calling N+1 BLS with factored part 94.27% and helper 0.00% (282.80% proof)
 794223!47-1 is prime! (3239.4900s+0.0972s)(digits:92364) Marian Otremba 07/2016

 Primality testing 806540!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 17981, base 1+sqrt(17981)
 Running N+1 test using discriminant 17981, base 2+sqrt(17981)
 Calling N+1 BLS with factored part 94.30% and helper 0.00% (282.91% proof)
 806540!47-1 is prime! (4173.2933s+0.0996s)(digits:93911) Marian Otremba 07/2016

 Primality testing 807176!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 18191, base 1+sqrt(18191)
 Running N+1 test using discriminant 18191, base 2+sqrt(18191)
 Calling N+1 BLS with factored part 94.15% and helper 0.00% (282.46% proof)
 807176!47-1 is prime! (4160.1640s+0.0980s)(digits:93991) Marian Otremba 07/2016

 Primality testing 808722!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 17981, base 1+sqrt(17981)
 Running N+1 test using discriminant 17981, base 2+sqrt(17981)
 Calling N+1 BLS with factored part 94.19% and helper 0.00% (282.58% proof)
 808722!47-1 is prime! (4180.2555s+0.0992s)(digits:94185) Marian Otremba 07/2016

 Primality testing 819261!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 18749, base 1+sqrt(18749)
 Running N+1 test using discriminant 18749, base 2+sqrt(18749)
 Calling N+1 BLS with factored part 94.14% and helper 0.00% (282.43% proof)
 819261!47-1 is prime! (4265.3327s+0.1023s)(digits:95511) Marian Otremba 07/2016

 Primality testing 824360!47-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 47
 Running N+1 test using discriminant 18397, base 1+sqrt(18397)
 Running N+1 test using discriminant 18397, base 2+sqrt(18397)
 Calling N+1 BLS with factored part 94.26% and helper 0.01% (282.78% proof)
 824360!47-1 is prime! (3152.4686s+0.1029s)(digits:96152) Marian Otremba 07/2016