41!37-1 trivially factors prime!: 163 (digits:3)
 43!37-1 trivially factors prime!: 257 (digits:3)
 44!37-1 trivially factors prime!: 307 (digits:3)
 45!37-1 trivially factors prime!: 359 (digits:3)
 49!37-1 trivially factors prime!: 587 (digits:3)
 56!37-1 trivially factors prime!: 1063 (digits:4)
 58!37-1 trivially factors prime!: 1217 (digits:4)
 59!37-1 trivially factors prime!: 1297 (digits:4)
 62!37-1 trivially factors prime!: 1549 (digits:4)
 63!37-1 trivially factors prime!: 1637 (digits:4)
 66!37-1 trivially factors prime!: 1913 (digits:4)
 69!37-1 trivially factors prime!: 2207 (digits:4)
 70!37-1 trivially factors prime!: 2309 (digits:4)
 76!37-1 trivially factors prime!: 5927 (digits:4)
 77!37-1 trivially factors prime!: 9239 (digits:4)
 78!37-1 trivially factors prime!: 12791 (digits:5)
 80!37-1 trivially factors prime!: 20639 (digits:5)
 83!37-1 trivially factors prime!: 34361 (digits:5)
 85!37-1 trivially factors prime!: 44879 (digits:5)
 91!37-1 trivially factors prime!: 83537 (digits:5)
 92!37-1 trivially factors prime!: 91079 (digits:5)
 99!37-1 trivially factors prime!: 153449 (digits:6)
 101!37-1 trivially factors prime!: 174527 (digits:6)
 104!37-1 trivially factors prime!: 209039 (digits:6)
 109!37-1 trivially factors prime!: 274679 (digits:6)
 111!37-1 trivially factors prime!: 303917 (digits:6)
 113!37-1 trivially factors prime!: 669863 (digits:6)
 115!37-1 trivially factors prime!: 1471079 (digits:7)
 120!37-1 trivially factors prime!: 4123439 (digits:7)
 124!37-1 trivially factors prime!: 7012199 (digits:7)
 125!37-1 trivially factors prime!: 7853999 (digits:7)
 126!37-1 trivially factors prime!: 8746919 (digits:7)
 128!37-1 trivially factors prime!: 10692863 (digits:8)
 137!37-1 trivially factors prime!: 22440599 (digits:8)
 139!37-1 trivially factors prime!: 25803959 (digits:8)
 141!37-1 trivially factors prime!: 29474639 (digits:8)
 143!37-1 trivially factors prime!: 33468863 (digits:8)
 148!37-1 trivially factors prime!: 44979863 (digits:8)
 153!37-1 trivially factors prime!: 294439319 (digits:9)
 155!37-1 trivially factors prime!: 456298919 (digits:9)
 168!37-1 trivially factors prime!: 2358377279 (digits:10)
 174!37-1 trivially factors prime!: 3904664399 (digits:10)
 184!37-1 trivially factors prime!: 7819035839 (digits:10)
 
 Primality testing 192!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 192!37-1 is prime! (0.0132s+0.0006s) (digits:11)
 
 Primality testing 194!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 194!37-1 is prime! (0.0161s+0.0006s) (digits:12)
 
 Primality testing 205!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 205!37-1 is prime! (0.0171s+0.0006s) (digits:12)
 
 Primality testing 207!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 small number, factored prime!
 207!37-1 is prime! (0.0168s+0.0008s) (digits:12)
 
 Primality testing 216!37-1 [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 25.00% (327.50% proof)
 216!37-1 is prime! (0.0721s+0.0061s) (digits:13)
 
 Primality testing 224!37-1 [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 24.39% (331.71% proof)
 224!37-1 is prime! (0.0782s+0.0023s) (digits:13)
 
 Primality testing 225!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 13
 Calling Brillhart-Lehmer-Selfridge with factored part 35.71%
 225!37-1 is prime! (0.0046s+0.0008s) (digits:13)
 
 Primality testing 232!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 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 13.64% (320.45% proof)
 232!37-1 is prime! (0.0688s+0.0017s) (digits:14)
 
 Primality testing 233!37-1 [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 2.22% (302.22% proof)
 233!37-1 is prime! (0.0151s+0.0014s) (digits:14)
 
 Primality testing 234!37-1 [N-1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 Calling Brillhart-Lehmer-Selfridge with factored part 35.56%
 1/0
 234!37-1 is prime! (0.0050s+0.0010s) (digits:14)
 
 Primality testing 248!37-1 [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 2.13% (304.26% proof)
 248!37-1 is prime! (0.0144s+0.0014s) (digits:15)
 
 Primality testing 253!37-1 [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 25.00% (327.08% proof)
 253!37-1 is prime! (0.0093s+0.0010s) (digits:15)
 
 Primality testing 262!37-1 [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 26.00% (330.00% proof)
 262!37-1 is prime! (0.0078s+0.0011s) (digits:16)
 
 Primality testing 275!37-1 [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 22.22% (324.07% proof)
 275!37-1 is prime! (0.0080s+0.0008s) (digits:17)
 
 Primality testing 284!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 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 1.82% (303.64% proof)
 284!37-1 is prime! (0.0082s+0.0034s) (digits:17)
 
 Primality testing 288!37-1 [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 19.64% (319.64% proof)
 288!37-1 is prime! (0.0081s+0.0007s) (digits:17)
 
 Primality testing 310!37-1 [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 9.68% (309.68% proof)
 310!37-1 is prime! (0.0071s+0.0012s) (digits:19)
 
 Primality testing 340!37-1 [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 1.47% (304.41% proof)
 340!37-1 is prime! (0.0083s+0.0012s) (digits:21)
 
 Primality testing 345!37-1 [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 1.43% (301.43% proof)
 345!37-1 is prime! (0.0088s+0.0010s) (digits:22)
 
 Primality testing 367!37-1 [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 17.81% (320.55% proof)
 367!37-1 is prime! (0.0094s+0.0009s) (digits:23)
 
 Primality testing 374!37-1 [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 1.32% (301.32% proof)
 374!37-1 is prime! (0.0094s+0.0011s) (digits:23)
 
 Primality testing 376!37-1 [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 1.30% (301.30% proof)
 376!37-1 is prime! (0.0098s+0.0009s) (digits:24)
 
 Primality testing 382!37-1 [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 14.10% (316.67% proof)
 382!37-1 is prime! (0.0094s+0.0011s) (digits:24)
 
 Primality testing 388!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 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 8.86% (311.39% proof)
 388!37-1 is prime! (0.0083s+0.0014s) (digits:25)
 
 Primality testing 390!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 17
 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 17.50% (318.75% proof)
 390!37-1 is prime! (0.0090s+0.0011s) (digits:25)
 
 Primality testing 398!37-1 [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 1.23% (302.47% proof)
 398!37-1 is prime! (0.0103s+0.0012s) (digits:25)
 
 Primality testing 410!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 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 27.38% (328.57% proof)
 410!37-1 is prime! (0.0095s+0.0011s) (digits:26)
 
 Primality testing 419!37-1 [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 8.05% (309.20% proof)
 419!37-1 is prime! (0.0097s+0.0009s) (digits:27)
 
 Primality testing 425!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 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 1.14% (302.27% proof)
 425!37-1 is prime! (0.0096s+0.0010s) (digits:27)
 
 Primality testing 446!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 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 7.61% (308.70% proof)
 446!37-1 is prime! (0.0102s+0.0012s) (digits:28)
 
 Primality testing 449!37-1 [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 8.51% (308.51% proof)
 449!37-1 is prime! (0.0092s+0.0012s) (digits:29)
 
 Primality testing 459!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 19
 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 8.33% (311.46% proof)
 459!37-1 is prime! (0.0096s+0.0012s) (digits:30)
 
 Primality testing 461!37-1 [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 20.62% (321.65% proof)
 461!37-1 is prime! (0.0100s+0.0011s) (digits:30)
 
 Primality testing 467!37-1 [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 1.02% (301.02% proof)
 467!37-1 is prime! (0.0097s+0.0011s) (digits:30)
 
 Primality testing 468!37-1 [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 9.18% (311.22% proof)
 468!37-1 is prime! (0.0093s+0.0011s) (digits:30)
 
 Primality testing 472!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 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 1.01% (301.01% proof)
 472!37-1 is prime! (0.0077s+0.0010s) (digits:30)
 
 Primality testing 485!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 43
 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 0.98% (302.94% proof)
 485!37-1 is prime! (0.0104s+0.0011s) (digits:31)
 
 Primality testing 500!37-1 [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 0.94% (301.89% proof)
 500!37-1 is prime! (0.0092s+0.0010s) (digits:33)
 
 Primality testing 565!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 23
 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 11.48% (313.11% proof)
 565!37-1 is prime! (0.0105s+0.0010s) (digits:38)
 
 Primality testing 569!37-1 [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 5.69% (307.32% proof)
 569!37-1 is prime! (0.0096s+0.0009s) (digits:38)
 
 Primality testing 575!37-1 [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 0.80% (300.80% proof)
 575!37-1 is prime! (0.0098s+0.0010s) (digits:38)
 
 Primality testing 587!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 29
 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 0.79% (302.38% proof)
 587!37-1 is prime! (0.0093s+0.0010s) (digits:39)
 
 Primality testing 588!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 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 0.79% (300.79% proof)
 588!37-1 is prime! (0.0096s+0.0012s) (digits:39)
 
 Primality testing 642!37-1 [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 0.70% (300.70% proof)
 642!37-1 is prime! (0.0107s+0.0010s) (digits:43)
 
 Primality testing 696!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 16.23% (317.53% proof)
 696!37-1 is prime! (0.0093s+0.0009s) (digits:47)
 
 Primality testing 708!37-1 [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 3.16% (304.43% proof)
 708!37-1 is prime! (0.0106s+0.0009s) (digits:48)
 
 Primality testing 732!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 41
 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 0.61% (300.61% proof)
 732!37-1 is prime! (0.0119s+0.0009s) (digits:50)
 
 Primality testing 764!37-1 [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 0.58% (301.74% proof)
 764!37-1 is prime! (0.0222s+0.0014s) (digits:53)
 
 Primality testing 795!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 6.08% (306.63% proof)
 795!37-1 is prime! (0.0103s+0.0011s) (digits:55)
 
 Primality testing 833!37-1 [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 3.66% (304.19% proof)
 833!37-1 is prime! (0.0164s+0.0013s) (digits:58)
 
 Primality testing 892!37-1 [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 2.91% (303.88% proof)
 892!37-1 is prime! (0.0104s+0.0010s) (digits:63)
 
 Primality testing 902!37-1 [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 0.48% (301.44% proof)
 902!37-1 is prime! (0.0164s+0.0011s) (digits:64)
 
 Primality testing 932!37-1 [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 11.98% (312.90% proof)
 932!37-1 is prime! (0.0237s+0.0014s) (digits:66)
 
 Primality testing 1041!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 53
 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 0.41% (301.22% proof)
 1041!37-1 is prime! (0.0387s+0.0090s) (digits:75)
 
 Primality testing 1044!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.40% (301.21% proof)
 1044!37-1 is prime! (0.0513s+0.0087s) (digits:75)
 
 Primality testing 1062!37-1 [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 2.78% (302.78% proof)
 1062!37-1 is prime! (0.0480s+0.0091s) (digits:76)
 
 Primality testing 1122!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.37% (300.74% proof)
 1122!37-1 is prime! (0.0510s+0.0089s) (digits:82)
 
 Primality testing 1140!37-1 [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 100.00% and helper 5.13% (305.13% proof)
 1140!37-1 is prime! (0.0479s+0.0091s) (digits:83)
 
 Primality testing 1143!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 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 0.37% (300.73% proof)
 1143!37-1 is prime! (0.0498s+0.0115s) (digits:83)
 
 Primality testing 1166!37-1 [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 9.96% (310.32% proof)
 1166!37-1 is prime! (0.0600s+0.0134s) (digits:85)
 
 Primality testing 1168!37-1 [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 0.36% (300.71% proof)
 1168!37-1 is prime! (0.0652s+0.0059s) (digits:85)
 
 Primality testing 1177!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.35% (300.35% proof)
 1177!37-1 is prime! (0.0600s+0.0134s) (digits:86)
 
 Primality testing 1221!37-1 [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 0.34% (300.68% proof)
 1221!37-1 is prime! (0.0579s+0.0058s) (digits:89)
 
 Primality testing 1290!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 59
 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 0.32% (300.64% proof)
 1290!37-1 is prime! (0.0601s+0.0133s) (digits:95)
 
 Primality testing 1294!37-1 [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 0.32% (300.32% proof)
 1294!37-1 is prime! (0.0491s+0.0133s) (digits:95)
 
 Primality testing 1334!37-1 [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 4.91% (305.83% proof)
 1334!37-1 is prime! (0.0655s+0.0040s) (digits:99)
 
 Primality testing 1351!37-1 [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 2.11% (302.71% proof)
 1351!37-1 is prime! (0.0599s+0.0085s) (digits:101)
 
 Primality testing 1395!37-1 [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 0.29% (300.58% proof)
 1395!37-1 is prime! (0.0552s+0.0143s) (digits:104)
 
 Primality testing 1460!37-1 [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 0.28% (300.83% proof)
 1460!37-1 is prime! (0.0655s+0.0103s) (digits:110)
 
 Primality testing 1476!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 67
 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 0.27% (300.82% proof)
 1476!37-1 is prime! (0.0599s+0.0144s) (digits:111)
 
 Primality testing 1488!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.27% (300.81% proof)
 1488!37-1 is prime! (0.0503s+0.0214s) (digits:112)
 
 Primality testing 1512!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.27% (300.27% proof)
 1512!37-1 is prime! (0.0545s+0.0095s) (digits:114)
 
 Primality testing 1545!37-1 [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 100.00% and helper 0.26% (300.26% proof)
 1545!37-1 is prime! (0.0650s+0.0093s) (digits:117)
 
 Primality testing 1589!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.25% (300.75% proof)
 1589!37-1 is prime! (0.0604s+0.0095s) (digits:121)
 
 Primality testing 1664!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.24% (300.48% proof)
 1664!37-1 is prime! (0.0677s+0.0095s) (digits:127)
 
 Primality testing 1669!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.24% (300.47% proof)
 1669!37-1 is prime! (0.0539s+0.0178s) (digits:128)
 
 Primality testing 1675!37-1 [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 2+sqrt(83)
 Calling N+1 BLS with factored part 100.00% and helper 0.24% (300.71% proof)
 1675!37-1 is prime! (0.0541s+0.0176s) (digits:129)
 
 Primality testing 1677!37-1 [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 0.23% (300.23% proof)
 1677!37-1 is prime! (0.0614s+0.0014s) (digits:129)
 
 Primality testing 1708!37-1 [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 100.00% and helper 0.23% (300.23% proof)
 1708!37-1 is prime! (0.0598s+0.0051s) (digits:131)
 
 Primality testing 1725!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 139
 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 100.00% and helper 2.51% (302.96% proof)
 1725!37-1 is prime! (0.0609s+0.0140s) (digits:133)
 
 Primality testing 1739!37-1 [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 1.58% (301.58% proof)
 1739!37-1 is prime! (0.0557s+0.0089s) (digits:134)
 
 Primality testing 1975!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.19% (300.39% proof)
 1975!37-1 is prime! (0.0622s+0.0159s) (digits:155)
 
 Primality testing 2059!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 100.00% and helper 2.05% (302.42% proof)
 2059!37-1 is prime! (0.0693s+0.0159s) (digits:162)
 
 Primality testing 2155!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 71
 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 100.00% and helper 0.18% (300.18% proof)
 2155!37-1 is prime! (0.0649s+0.0030s) (digits:171)
 
 Primality testing 2224!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 96.25% and helper 1.70% (290.63% proof)
 2224!37-1 is prime! (0.0609s+0.0046s) (digits:177)
 
 Primality testing 2245!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 127
 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 100.00% and helper 3.04% (303.20% proof)
 2245!37-1 is prime! (0.0635s+0.0096s) (digits:179)
 
 Primality testing 2339!37-1 [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 100.00% and helper 0.16% (300.32% proof)
 2339!37-1 is prime! (0.0619s+0.0127s) (digits:188)
 
 Primality testing 2413!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 0.16% (300.16% proof)
 2413!37-1 is prime! (0.0695s+0.0099s) (digits:195)
 
 Primality testing 2458!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 96.66% and helper 0.15% (290.27% proof)
 2458!37-1 is prime! (0.0549s+0.0132s) (digits:199)
 
 Primality testing 2520!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 109
 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 96.75% and helper 0.15% (290.40% proof)
 2520!37-1 is prime! (0.0684s+0.0065s) (digits:204)
 
 Primality testing 2557!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.20% and helper 2.91% (288.52% proof)
 2557!37-1 is prime! (0.0650s+0.0108s) (digits:208)
 
 Primality testing 2560!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 89
 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 100.00% and helper 0.15% (300.44% proof)
 2560!37-1 is prime! (0.0620s+0.0070s) (digits:208)
 
 Primality testing 2572!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 103
 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 96.83% and helper 0.14% (290.62% proof)
 2572!37-1 is prime! (0.0661s+0.0112s) (digits:209)
 
 Primality testing 2669!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 97
 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 96.82% and helper 0.14% (290.73% proof)
 2669!37-1 is prime! (0.0571s+0.0092s) (digits:218)
 
 Primality testing 2698!37-1 [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 96.99% and helper 0.14% (291.23% proof)
 2698!37-1 is prime! (0.0482s+0.0090s) (digits:220)
 
 Primality testing 2770!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.48% and helper 0.13% (286.72% proof)
 2770!37-1 is prime! (0.0595s+0.0016s) (digits:227)
 
 Primality testing 2802!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 103
 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 95.54% and helper 1.44% (288.47% proof)
 2802!37-1 is prime! (0.0527s+0.0085s) (digits:230)
 
 Primality testing 2818!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.58% and helper 0.91% (287.78% proof)
 2818!37-1 is prime! (0.0671s+0.0132s) (digits:232)
 
 Primality testing 2838!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 127
 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 95.61% and helper 1.42% (288.63% proof)
 2838!37-1 is prime! (0.0654s+0.0030s) (digits:234)
 
 Primality testing 2874!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 127
 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 94.15% and helper 1.15% (283.84% proof)
 2874!37-1 is prime! (0.0537s+0.0131s) (digits:237)
 
 Primality testing 2936!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.78% and helper 0.12% (287.59% proof)
 2936!37-1 is prime! (0.0744s+0.0135s) (digits:243)
 
 Primality testing 2949!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 127
 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 95.80% and helper 0.87% (288.50% proof)
 2949!37-1 is prime! (0.0726s+0.0036s) (digits:244)
 
 Primality testing 2985!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.51% and helper 0.12% (283.66% proof)
 2985!37-1 is prime! (0.0626s+0.0087s) (digits:248)
 
 Primality testing 3099!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 131
 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 94.74% and helper 0.12% (284.35% proof)
 3099!37-1 is prime! (0.0568s+0.0073s) (digits:258)
 
 Primality testing 3124!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.79% and helper 0.81% (285.42% proof)
 3124!37-1 is prime! (0.0563s+0.0029s) (digits:261)
 
 Primality testing 3376!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.23% and helper 0.11% (285.81% proof)
 3376!37-1 is prime! (0.0805s+0.0076s) (digits:285)
 
 Primality testing 3390!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 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 95.15% and helper 0.11% (285.76% proof)
 3390!37-1 is prime! (0.0624s+0.0116s) (digits:286)
 
 Primality testing 3402!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.26% and helper 0.95% (286.74% proof)
 3402!37-1 is prime! (0.0645s+0.0044s) (digits:287)
 
 Primality testing 3424!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 101
 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 94.06% and helper 0.10% (282.48% proof)
 3424!37-1 is prime! (0.0711s+0.0013s) (digits:289)
 
 Primality testing 3581!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 157
 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 91.96% and helper 0.10% (276.19% proof)
 3581!37-1 is prime! (0.0718s+0.0037s) (digits:304)
 
 Primality testing 3599!37-1 [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 95.57% and helper 0.10% (286.80% proof)
 3599!37-1 is prime! (0.0820s+0.0131s) (digits:306)
 
 Primality testing 3739!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 109
 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 91.30% and helper 0.85% (274.95% proof)
 3739!37-1 is prime! (0.0649s+0.0041s) (digits:319)
 
 Primality testing 3883!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.92% and helper 0.09% (287.86% proof)
 3883!37-1 is prime! (0.0677s+0.0025s) (digits:333)
 
 Primality testing 4131!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 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 91.15% and helper 0.08% (273.69% proof)
 4131!37-1 is prime! (0.0677s+0.0060s) (digits:358)
 
 Primality testing 4165!37-1 [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 93.23% and helper 0.75% (280.62% proof)
 4165!37-1 is prime! (0.0582s+0.0059s) (digits:361)
 
 Primality testing 4235!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.56% and helper 0.66% (275.57% proof)
 4235!37-1 is prime! (0.0755s+0.0053s) (digits:368)
 
 Primality testing 4364!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 149, base 2+sqrt(149)
 Running N+1 test using discriminant 149, base 3+sqrt(149)
 Calling N+1 BLS with factored part 94.52% and helper 0.08% (283.65% proof)
 4364!37-1 is prime! (0.0845s+0.0059s) (digits:380)
 
 Primality testing 4437!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 173
 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 90.97% and helper 0.08% (273.13% proof)
 4437!37-1 is prime! (0.0734s+0.0089s) (digits:387)
 
 Primality testing 4463!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.04% and helper 0.08% (273.18% proof)
 4463!37-1 is prime! (0.0871s+0.0078s) (digits:390)
 
 Primality testing 4665!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 88.09% and helper 0.66% (265.07% proof)
 4665!37-1 is prime! (0.0894s+0.0115s) (digits:410)
 
 Primality testing 4669!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.48% and helper 0.07% (274.60% proof)
 4669!37-1 is prime! (0.1028s+0.0031s) (digits:411)
 
 Primality testing 4721!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 137
 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 90.72% and helper 0.07% (272.23% proof)
 4721!37-1 is prime! (0.0924s+0.0012s) (digits:416)
 
 Primality testing 4927!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.92% and helper 0.07% (275.97% proof)
 4927!37-1 is prime! (0.0868s+0.0013s) (digits:436)
 
 Primality testing 4952!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 89.76% and helper 0.07% (269.42% proof)
 4952!37-1 is prime! (0.0835s+0.0013s) (digits:439)
 
 Primality testing 5022!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 197
 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 93.84% and helper 0.74% (282.41% proof)
 5022!37-1 is prime! (0.0862s+0.0031s) (digits:446)
 
 Primality testing 5036!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 88.27% and helper 0.74% (265.61% proof)
 5036!37-1 is prime! (0.0819s+0.0018s) (digits:447)
 
 Primality testing 5233!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 167
 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 89.35% and helper 0.06% (268.11% proof)
 5233!37-1 is prime! (0.0810s+0.0043s) (digits:467)
 
 Primality testing 5354!37-1 [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 89.68% and helper 0.06% (269.16% proof)
 5354!37-1 is prime! (0.0880s+0.0020s) (digits:479)
 
 Primality testing 5615!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 223, base 2+sqrt(223)
 Running N+1 test using discriminant 223, base 3+sqrt(223)
 Calling N+1 BLS with factored part 91.41% and helper 0.06% (274.42% proof)
 5615!37-1 is prime! (0.1124s+0.0019s) (digits:505)
 
 Primality testing 6592!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 257
 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 91.04% and helper 0.55% (273.68% proof)
 6592!37-1 is prime! (0.1295s+0.0042s) (digits:606)
 
 Primality testing 6675!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.17% and helper 0.05% (273.65% proof)
 6675!37-1 is prime! (0.1718s+0.0027s) (digits:614)
 
 Primality testing 7091!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 251
 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 91.10% and helper 0.05% (273.45% proof)
 7091!37-1 is prime! (0.1579s+0.0022s) (digits:657)
 
 Primality testing 7205!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 227, base 1+sqrt(227)
 Running N+1 test using discriminant 227, base 2+sqrt(227)
 Calling N+1 BLS with factored part 92.84% and helper 0.05% (278.65% proof)
 7205!37-1 is prime! (0.1665s+0.0012s) (digits:669)
 
 Primality testing 7211!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 293
 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 90.05% and helper 0.05% (270.25% proof)
 7211!37-1 is prime! (0.1570s+0.0011s) (digits:669)
 
 Primality testing 7275!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 229
 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 92.92% and helper 0.04% (278.80% proof)
 7275!37-1 is prime! (0.1604s+0.0013s) (digits:676)
 
 Primality testing 7518!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 269
 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 91.07% and helper 0.47% (273.69% proof)
 7518!37-1 is prime! (0.1749s+0.0017s) (digits:702)
 
 Primality testing 7575!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 269
 Running N+1 test using discriminant 307, base 1+sqrt(307)
 Running N+1 test using discriminant 307, base 2+sqrt(307)
 Calling N+1 BLS with factored part 93.19% and helper 0.04% (279.69% proof)
 7575!37-1 is prime! (0.1841s+0.0015s) (digits:708)
 
 Primality testing 7686!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 269
 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 93.80% and helper 0.42% (281.86% proof)
 7686!37-1 is prime! (0.2071s+0.0018s) (digits:719)
 
 Primality testing 7783!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 263, base 1+sqrt(263)
 Running N+1 test using discriminant 263, base 3+sqrt(263)
 Calling N+1 BLS with factored part 92.32% and helper 0.04% (277.00% proof)
 7783!37-1 is prime! (0.1886s+0.0013s) (digits:730)
 
 Primality testing 7851!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 317
 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 89.98% and helper 0.04% (270.03% proof)
 7851!37-1 is prime! (0.1779s+0.0014s) (digits:737)
 
 Primality testing 8024!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.14% and helper 0.04% (273.45% proof)
 8024!37-1 is prime! (0.1732s+0.0015s) (digits:755)
 
 Primality testing 8031!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 271
 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 95.06% and helper 0.48% (285.77% proof)
 8031!37-1 is prime! (0.2184s+0.0013s) (digits:756)
 
 Primality testing 8054!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 263, base 1+sqrt(263)
 Running N+1 test using discriminant 263, base 3+sqrt(263)
 Calling N+1 BLS with factored part 91.61% and helper 0.04% (274.92% proof)
 8054!37-1 is prime! (0.1850s+0.0014s) (digits:758)
 
 Primality testing 8111!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 251
 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 91.68% and helper 0.04% (275.09% proof)
 8111!37-1 is prime! (0.1749s+0.0011s) (digits:764)
 
 Primality testing 8208!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 92.26% and helper 0.04% (276.89% proof)
 8208!37-1 is prime! (0.2042s+0.0012s) (digits:774)
 
 Primality testing 8294!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.31% and helper 0.04% (280.05% proof)
 8294!37-1 is prime! (0.2094s+0.0058s) (digits:784)
 
 Primality testing 8898!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 90.66% and helper 0.04% (272.04% proof)
 8898!37-1 is prime! (0.3112s+0.0012s) (digits:848)
 
 Primality testing 8984!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.00% and helper 0.04% (279.04% proof)
 8984!37-1 is prime! (0.3090s+0.0011s) (digits:857)
 
 Primality testing 9004!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 271, base 1+sqrt(271)
 Running N+1 test using discriminant 271, base 2+sqrt(271)
 Calling N+1 BLS with factored part 91.65% and helper 0.04% (275.04% proof)
 9004!37-1 is prime! (0.2379s+0.0014s) (digits:859)
 
 Primality testing 9114!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.05% and helper 0.03% (279.18% proof)
 9114!37-1 is prime! (0.2727s+0.0012s) (digits:871)
 
 Primality testing 9259!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 92.32% and helper 0.03% (277.00% proof)
 9259!37-1 is prime! (0.2589s+0.0011s) (digits:887)
 
 Primality testing 9342!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.09% and helper 0.03% (273.36% proof)
 9342!37-1 is prime! (0.2544s+0.0013s) (digits:895)
 
 Primality testing 9352!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 353
 Running N+1 test using discriminant 379, base 1+sqrt(379)
 Running N+1 test using discriminant 379, base 2+sqrt(379)
 Calling N+1 BLS with factored part 93.24% and helper 0.03% (279.83% proof)
 9352!37-1 is prime! (0.2608s+0.0014s) (digits:896)
 
 Primality testing 9365!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 307, base 1+sqrt(307)
 Running N+1 test using discriminant 307, base 2+sqrt(307)
 Calling N+1 BLS with factored part 93.26% and helper 0.03% (279.87% proof)
 9365!37-1 is prime! (0.2565s+0.0011s) (digits:898)
 
 Primality testing 9833!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 353
 Running N+1 test using discriminant 419, base 1+sqrt(419)
 Running N+1 test using discriminant 419, base 2+sqrt(419)
 Calling N+1 BLS with factored part 92.76% and helper 0.35% (278.71% proof)
 9833!37-1 is prime! (0.3101s+0.0012s) (digits:948)
 
 Primality testing 10489!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 92.05% and helper 0.33% (276.51% proof)
 10489!37-1 is prime! (0.2986s+0.0014s) (digits:1019)
 
 Primality testing 10523!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 307, base 1+sqrt(307)
 Running N+1 test using discriminant 307, base 2+sqrt(307)
 Calling N+1 BLS with factored part 90.90% and helper 0.26% (273.01% proof)
 10523!37-1 is prime! (0.3017s+0.0080s) (digits:1023)
 
 Primality testing 10724!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 92.13% and helper 0.03% (276.47% proof)
 10724!37-1 is prime! (0.4466s+0.0013s) (digits:1045)
 
 Primality testing 10811!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 91.92% and helper 0.03% (275.81% proof)
 10811!37-1 is prime! (0.4703s+0.0014s) (digits:1054)
 
 Primality testing 11122!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 359
 Running N+1 test using discriminant 383, base 1+sqrt(383)
 Running N+1 test using discriminant 383, base 2+sqrt(383)
 Calling N+1 BLS with factored part 92.47% and helper 0.03% (277.50% proof)
 11122!37-1 is prime! (0.4207s+0.0013s) (digits:1088)
 
 Primality testing 11290!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.30% and helper 0.03% (279.99% proof)
 11290!37-1 is prime! (0.4296s+0.0014s) (digits:1107)
 
 Primality testing 11480!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 397
 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 93.75% and helper 0.03% (281.30% proof)
 11480!37-1 is prime! (0.4082s+0.0013s) (digits:1128)
 
 Primality testing 12223!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 92.48% and helper 0.02% (277.49% proof)
 12223!37-1 is prime! (0.4249s+0.0012s) (digits:1210)
 
 Primality testing 12494!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 509, base 1+sqrt(509)
 Running N+1 test using discriminant 509, base 2+sqrt(509)
 Calling N+1 BLS with factored part 91.06% and helper 0.02% (273.24% proof)
 12494!37-1 is prime! (0.4119s+0.0012s) (digits:1239)
 
 Primality testing 12614!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 373
 Running N+1 test using discriminant 449, base 1+sqrt(449)
 Running N+1 test using discriminant 449, base 2+sqrt(449)
 Calling N+1 BLS with factored part 93.65% and helper 0.02% (280.98% proof)
 12614!37-1 is prime! (0.5913s+0.0012s) (digits:1252)
 
 Primality testing 12857!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 433
 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 92.28% and helper 0.02% (276.91% proof)
 12857!37-1 is prime! (0.6711s+0.0013s) (digits:1280)
 
 Primality testing 13011!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.87% and helper 0.02% (281.63% proof)
 13011!37-1 is prime! (0.5679s+0.0019s) (digits:1297)
 
 Primality testing 13484!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 96.12% and helper 0.02% (288.40% proof)
 13484!37-1 is prime! (0.6272s+0.0012s) (digits:1350)
 
 Primality testing 13897!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 433
 Running N+1 test using discriminant 449, base 1+sqrt(449)
 Running N+1 test using discriminant 449, base 2+sqrt(449)
 Calling N+1 BLS with factored part 93.70% and helper 0.02% (281.16% proof)
 13897!37-1 is prime! (0.5958s+0.0013s) (digits:1396)
 
 Primality testing 13943!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 487
 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 92.84% and helper 0.02% (278.58% proof)
 13943!37-1 is prime! (0.5807s+0.0011s) (digits:1400)
 
 Primality testing 14032!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.30% and helper 0.23% (283.18% proof)
 14032!37-1 is prime! (0.6432s+0.0012s) (digits:1411)
 
 Primality testing 14829!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.72% and helper 0.26% (287.47% proof)
 14829!37-1 is prime! (0.7317s+0.0013s) (digits:1500)
 
 Primality testing 15299!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 509, base 1+sqrt(509)
 Running N+1 test using discriminant 509, base 2+sqrt(509)
 Calling N+1 BLS with factored part 93.74% and helper 0.02% (281.25% proof)
 15299!37-1 is prime! (0.7474s+0.0012s) (digits:1553)
 
 Primality testing 15300!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.22% and helper 0.02% (279.69% proof)
 15300!37-1 is prime! (0.6827s+0.0020s) (digits:1554)
 
 Primality testing 16163!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 521
 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 92.87% and helper 0.20% (278.81% proof)
 16163!37-1 is prime! (0.7702s+0.0019s) (digits:1651)
 
 Primality testing 16236!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.08% and helper 0.02% (285.28% proof)
 16236!37-1 is prime! (0.7983s+0.0013s) (digits:1659)
 
 Primality testing 17111!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 653
 Running N+1 test using discriminant 727, base 1+sqrt(727)
 Running N+1 test using discriminant 727, base 2+sqrt(727)
 Calling N+1 BLS with factored part 93.92% and helper 0.10% (281.88% proof)
 17111!37-1 is prime! (1.0330s+0.0014s) (digits:1760)
 
 Primality testing 17427!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 479
 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 100.00% and helper 0.02% (300.02% proof)
 17427!37-1 is prime! (0.4918s+0.0013s) (digits:1795)
 
 Primality testing 17473!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 643
 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 94.75% and helper 0.02% (284.28% proof)
 17473!37-1 is prime! (1.0709s+0.0015s) (digits:1801)
 
 Primality testing 17591!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.22% and helper 0.18% (285.88% proof)
 17591!37-1 is prime! (1.0525s+0.0012s) (digits:1815)
 
 Primality testing 17656!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 659, base 1+sqrt(659)
 Running N+1 test using discriminant 659, base 2+sqrt(659)
 Calling N+1 BLS with factored part 95.03% and helper 0.21% (285.32% proof)
 17656!37-1 is prime! (1.0520s+0.0014s) (digits:1822)
 
 Primality testing 17931!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 577
 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 93.99% and helper 0.02% (282.01% proof)
 17931!37-1 is prime! (1.0912s+0.0012s) (digits:1854)
 
 Primality testing 17932!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.76% and helper 0.02% (281.32% proof)
 17932!37-1 is prime! (1.1111s+0.0012s) (digits:1854)
 
 Primality testing 18010!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 601
 Running N+1 test using discriminant 761, base 1+sqrt(761)
 Running N+1 test using discriminant 761, base 2+sqrt(761)
 Calling N+1 BLS with factored part 94.23% and helper 0.21% (282.91% proof)
 18010!37-1 is prime! (1.1282s+0.0012s) (digits:1863)
 
 Primality testing 18882!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.94% and helper 0.02% (284.83% proof)
 18882!37-1 is prime! (1.1145s+0.0015s) (digits:1963)
 
 Primality testing 19006!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 641
 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 94.78% and helper 0.40% (284.73% proof)
 19006!37-1 is prime! (1.1657s+0.0012s) (digits:1978)
 
 Primality testing 19131!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.60% and helper 0.02% (283.82% proof)
 19131!37-1 is prime! (1.2028s+0.0015s) (digits:1992)
 
 Primality testing 19511!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 617
 Running N+1 test using discriminant 691, base 1+sqrt(691)
 Running N+1 test using discriminant 691, base 2+sqrt(691)
 Calling N+1 BLS with factored part 94.88% and helper 0.01% (284.66% proof)
 19511!37-1 is prime! (1.2438s+0.0015s) (digits:2036)
 
 Primality testing 20334!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 93.93% and helper 0.01% (281.79% proof)
 20334!37-1 is prime! (1.8232s+0.0014s) (digits:2132)
 
 Primality testing 20549!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 659
 Running N+1 test using discriminant 733, base 1+sqrt(733)
 Running N+1 test using discriminant 733, base 2+sqrt(733)
 Calling N+1 BLS with factored part 94.37% and helper 0.01% (283.15% proof)
 20549!37-1 is prime! (1.4519s+0.0014s) (digits:2157)
 
 Primality testing 22912!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.13% and helper 0.01% (285.40% proof)
 22912!37-1 is prime! (2.6068s+0.0014s) (digits:2434)
 
 Primality testing 23879!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 863
 Running N+1 test using discriminant 881, base 1+sqrt(881)
 Running N+1 test using discriminant 881, base 2+sqrt(881)
 Calling N+1 BLS with factored part 95.33% and helper 0.01% (286.01% proof)
 23879!37-1 is prime! (2.8359s+0.0015s) (digits:2548)
 
 Primality testing 24402!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 823
 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 95.59% and helper 0.16% (286.94% proof)
 24402!37-1 is prime! (2.6291s+0.0016s) (digits:2610)
 
 Primality testing 24888!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 769, base 1+sqrt(769)
 Running N+1 test using discriminant 769, base 2+sqrt(769)
 Calling N+1 BLS with factored part 94.06% and helper 0.01% (282.21% proof)
 24888!37-1 is prime! (2.5099s+0.0016s) (digits:2668)
 
 Primality testing 25033!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.58% and helper 0.01% (283.77% proof)
 25033!37-1 is prime! (2.5584s+0.0014s) (digits:2685)
 
 Primality testing 25547!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 907, base 1+sqrt(907)
 Running N+1 test using discriminant 907, base 2+sqrt(907)
 Calling N+1 BLS with factored part 95.16% and helper 0.01% (285.53% proof)
 25547!37-1 is prime! (2.6880s+0.0013s) (digits:2746)
 
 Primality testing 25572!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.85% and helper 0.01% (284.58% proof)
 25572!37-1 is prime! (2.5901s+0.0014s) (digits:2749)
 
 Primality testing 25743!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 881
 Running N+1 test using discriminant 1051, base 1+sqrt(1051)
 Running N+1 test using discriminant 1051, base 2+sqrt(1051)
 Calling N+1 BLS with factored part 94.12% and helper 0.01% (282.37% proof)
 25743!37-1 is prime! (2.5903s+0.0014s) (digits:2769)
 
 Primality testing 25758!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.59% and helper 0.01% (283.79% proof)
 25758!37-1 is prime! (2.6515s+0.0017s) (digits:2771)
 
 Primality testing 26596!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 94.87% and helper 0.01% (284.65% proof)
 26596!37-1 is prime! (2.7494s+0.0014s) (digits:2871)
 
 Primality testing 26828!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 991
 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 95.38% and helper 0.27% (286.41% proof)
 26828!37-1 is prime! (2.7834s+0.0016s) (digits:2899)
 
 Primality testing 28021!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 839, base 1+sqrt(839)
 Running N+1 test using discriminant 839, base 2+sqrt(839)
 Calling N+1 BLS with factored part 95.30% and helper 0.01% (285.92% proof)
 28021!37-1 is prime! (2.9266s+0.0016s) (digits:3042)
 
 Primality testing 28712!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 797
 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 100.00% and helper 0.01% (300.02% proof)
 28712!37-1 is prime! (1.4721s+0.0016s) (digits:3125)
 
 Primality testing 28731!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.55% and helper 0.01% (286.67% proof)
 28731!37-1 is prime! (3.1756s+0.0016s) (digits:3128)
 
 Primality testing 29875!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 991
 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 95.59% and helper 0.25% (287.04% proof)
 29875!37-1 is prime! (4.7244s+0.0018s) (digits:3266)
 
 Primality testing 30231!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 96.04% and helper 0.01% (288.14% proof)
 30231!37-1 is prime! (4.5688s+0.0016s) (digits:3309)
 
 Primality testing 32326!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1031
 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 95.78% and helper 0.10% (287.46% proof)
 32326!37-1 is prime! (4.4185s+0.0016s) (digits:3563)
 
 Primality testing 32769!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 991, base 1+sqrt(991)
 Running N+1 test using discriminant 991, base 2+sqrt(991)
 Calling N+1 BLS with factored part 95.14% and helper 0.01% (285.43% proof)
 32769!37-1 is prime! (4.3791s+0.0018s) (digits:3617)
 
 Primality testing 33682!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.85% and helper 0.11% (287.68% proof)
 33682!37-1 is prime! (4.6502s+0.0016s) (digits:3729)
 
 Primality testing 33961!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1013, base 1+sqrt(1013)
 Running N+1 test using discriminant 1013, base 2+sqrt(1013)
 Calling N+1 BLS with factored part 95.29% and helper 0.09% (285.99% proof)
 33961!37-1 is prime! (4.7132s+0.0017s) (digits:3763)
 
 Primality testing 34227!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.45% and helper 0.01% (286.36% proof)
 34227!37-1 is prime! (4.8590s+0.0018s) (digits:3795)
 
 Primality testing 36028!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1009
 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 95.57% and helper 0.01% (286.72% proof)
 36028!37-1 is prime! (5.3034s+0.0019s) (digits:4017)
 
 Primality testing 36033!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 95.80% and helper 0.09% (287.48% proof)
 36033!37-1 is prime! (5.2641s+0.0016s) (digits:4017)
 
 Primality testing 36284!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1049
 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 95.39% and helper 0.01% (286.17% proof)
 36284!37-1 is prime! (7.3360s+0.0018s) (digits:4048)
 
 Primality testing 36891!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 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 96.10% and helper 0.09% (288.41% proof)
 36891!37-1 is prime! (7.2951s+0.0017s) (digits:4123)
 
 Primality testing 37398!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1187
 Running N+1 test using discriminant 1291, base 1+sqrt(1291)
 Running N+1 test using discriminant 1291, base 2+sqrt(1291)
 Calling N+1 BLS with factored part 96.04% and helper 0.01% (288.15% proof)
 37398!37-1 is prime! (7.8398s+0.0017s) (digits:4186)
 
 Primality testing 38673!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1213
 Running N+1 test using discriminant 1249, base 1+sqrt(1249)
 Running N+1 test using discriminant 1249, base 2+sqrt(1249)
 Calling N+1 BLS with factored part 96.07% and helper 0.01% (288.23% proof)
 38673!37-1 is prime! (7.2987s+0.0016s) (digits:4344)
 
 Primality testing 38791!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1327, base 1+sqrt(1327)
 Running N+1 test using discriminant 1327, base 2+sqrt(1327)
 Calling N+1 BLS with factored part 96.08% and helper 0.01% (288.27% proof)
 38791!37-1 is prime! (7.0128s+0.0019s) (digits:4359)
 
 Primality testing 39681!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1447
 Running N+1 test using discriminant 1471, base 1+sqrt(1471)
 Running N+1 test using discriminant 1471, base 2+sqrt(1471)
 Calling N+1 BLS with factored part 95.86% and helper 0.01% (287.59% proof)
 39681!37-1 is prime! (7.3372s+0.0018s) (digits:4469)
 
 Primality testing 40185!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1181
 Running N+1 test using discriminant 1433, base 1+sqrt(1433)
 Running N+1 test using discriminant 1433, base 2+sqrt(1433)
 Calling N+1 BLS with factored part 95.42% and helper 0.01% (286.28% proof)
 40185!37-1 is prime! (7.2998s+0.0016s) (digits:4531)
 
 Primality testing 42134!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1193, base 1+sqrt(1193)
 Running N+1 test using discriminant 1193, base 2+sqrt(1193)
 Calling N+1 BLS with factored part 96.20% and helper 0.01% (288.62% proof)
 42134!37-1 is prime! (7.6983s+0.0018s) (digits:4774)
 
 Primality testing 43030!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1259, base 2+sqrt(1259)
 Running N+1 test using discriminant 1259, base 3+sqrt(1259)
 Calling N+1 BLS with factored part 95.91% and helper 0.01% (287.76% proof)
 43030!37-1 is prime! (11.2464s+0.0019s) (digits:4886)
 
 Primality testing 43183!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1217, base 1+sqrt(1217)
 Running N+1 test using discriminant 1217, base 2+sqrt(1217)
 Calling N+1 BLS with factored part 95.19% and helper 0.01% (285.58% proof)
 43183!37-1 is prime! (11.3407s+0.0021s) (digits:4906)
 
 Primality testing 43569!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1327
 Running N+1 test using discriminant 1439, base 1+sqrt(1439)
 Running N+1 test using discriminant 1439, base 2+sqrt(1439)
 Calling N+1 BLS with factored part 96.15% and helper 0.01% (288.46% proof)
 43569!37-1 is prime! (11.7113s+0.0016s) (digits:4954)
 
 Primality testing 46809!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1601
 Running N+1 test using discriminant 1663, base 1+sqrt(1663)
 Running N+1 test using discriminant 1663, base 2+sqrt(1663)
 Calling N+1 BLS with factored part 95.40% and helper 0.01% (286.19% proof)
 46809!37-1 is prime! (11.7311s+0.0019s) (digits:5362)
 
 Primality testing 49995!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1439
 Running N+1 test using discriminant 1619, base 1+sqrt(1619)
 Running N+1 test using discriminant 1619, base 2+sqrt(1619)
 Calling N+1 BLS with factored part 96.17% and helper 0.01% (288.52% proof)
 49995!37-1 is prime! (12.8074s+0.0030s) (digits:5766)
 
 Primality testing 50441!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1549
 Running N+1 test using discriminant 1663, base 1+sqrt(1663)
 Running N+1 test using discriminant 1663, base 2+sqrt(1663)
 Calling N+1 BLS with factored part 96.12% and helper 0.01% (288.38% proof)
 50441!37-1 is prime! (13.1123s+0.0026s) (digits:5822)
 
 Primality testing 50794!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1487
 Running N+1 test using discriminant 1613, base 1+sqrt(1613)
 Running N+1 test using discriminant 1613, base 2+sqrt(1613)
 Calling N+1 BLS with factored part 96.29% and helper 0.07% (288.96% proof)
 50794!37-1 is prime! (13.5623s+0.0033s) (digits:5867)
 
 Primality testing 51510!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1511, base 1+sqrt(1511)
 Running N+1 test using discriminant 1511, base 2+sqrt(1511)
 Calling N+1 BLS with factored part 96.12% and helper 0.01% (288.38% proof)
 51510!37-1 is prime! (13.4612s+0.0025s) (digits:5958)
 
 Primality testing 52424!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1559, base 1+sqrt(1559)
 Running N+1 test using discriminant 1559, base 2+sqrt(1559)
 Calling N+1 BLS with factored part 96.26% and helper 0.00% (288.79% proof)
 52424!37-1 is prime! (13.8420s+0.0026s) (digits:6074)
 
 Primality testing 54661!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1699, base 1+sqrt(1699)
 Running N+1 test using discriminant 1699, base 2+sqrt(1699)
 Calling N+1 BLS with factored part 96.28% and helper 0.00% (288.85% proof)
 54661!37-1 is prime! (14.2550s+0.0025s) (digits:6361)
 
 Primality testing 55564!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1601
 Running N+1 test using discriminant 1693, base 1+sqrt(1693)
 Running N+1 test using discriminant 1693, base 2+sqrt(1693)
 Calling N+1 BLS with factored part 96.47% and helper 0.00% (289.42% proof)
 55564!37-1 is prime! (21.4061s+0.0020s) (digits:6476)
 
 Primality testing 58243!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1697
 Running N+1 test using discriminant 1873, base 1+sqrt(1873)
 Running N+1 test using discriminant 1873, base 2+sqrt(1873)
 Calling N+1 BLS with factored part 96.36% and helper 0.00% (289.09% proof)
 58243!37-1 is prime! (20.1394s+0.0021s) (digits:6821)
 
 Primality testing 58374!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1973
 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 96.31% and helper 0.00% (288.93% proof)
 58374!37-1 is prime! (20.3752s+0.0025s) (digits:6837)
 
 Primality testing 61067!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1759
 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 96.40% and helper 0.03% (289.22% proof)
 61067!37-1 is prime! (21.7136s+0.0023s) (digits:7185)
 
 Primality testing 62212!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1787, base 1+sqrt(1787)
 Running N+1 test using discriminant 1787, base 2+sqrt(1787)
 Calling N+1 BLS with factored part 96.65% and helper 0.00% (289.97% proof)
 62212!37-1 is prime! (22.3722s+0.0029s) (digits:7333)
 
 Primality testing 64209!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 1907
 Running N+1 test using discriminant 2129, base 1+sqrt(2129)
 Running N+1 test using discriminant 2129, base 2+sqrt(2129)
 Calling N+1 BLS with factored part 96.51% and helper 0.00% (289.54% proof)
 64209!37-1 is prime! (23.2889s+0.0025s) (digits:7592)
 
 Primality testing 64222!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2003
 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 96.96% and helper 0.05% (290.92% proof)
 64222!37-1 is prime! (23.5508s+0.0036s) (digits:7594)
 
 Primality testing 65199!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 1993, base 1+sqrt(1993)
 Running N+1 test using discriminant 1993, base 2+sqrt(1993)
 Calling N+1 BLS with factored part 96.63% and helper 0.00% (289.90% proof)
 65199!37-1 is prime! (22.8688s+0.0030s) (digits:7721)
 
 Primality testing 68929!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2213
 Running N+1 test using discriminant 2287, base 1+sqrt(2287)
 Running N+1 test using discriminant 2287, base 2+sqrt(2287)
 Calling N+1 BLS with factored part 96.69% and helper 0.00% (290.08% proof)
 68929!37-1 is prime! (34.8883s+0.0027s) (digits:8207)
 
 Primality testing 70839!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 2213, base 1+sqrt(2213)
 Running N+1 test using discriminant 2213, base 2+sqrt(2213)
 Calling N+1 BLS with factored part 96.90% and helper 0.04% (290.75% proof)
 70839!37-1 is prime! (32.0207s+0.0043s) (digits:8458)
 
 Primality testing 71937!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 2137, base 1+sqrt(2137)
 Running N+1 test using discriminant 2137, base 2+sqrt(2137)
 Calling N+1 BLS with factored part 96.94% and helper 0.00% (290.84% proof)
 71937!37-1 is prime! (33.0806s+0.0031s) (digits:8602)
 
 Primality testing 73721!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2203
 Running N+1 test using discriminant 2239, base 1+sqrt(2239)
 Running N+1 test using discriminant 2239, base 2+sqrt(2239)
 Calling N+1 BLS with factored part 97.02% and helper 0.00% (291.08% proof)
 73721!37-1 is prime! (34.0797s+0.0040s) (digits:8836)
 
 Primality testing 74096!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 2087, base 1+sqrt(2087)
 Running N+1 test using discriminant 2087, base 2+sqrt(2087)
 Calling N+1 BLS with factored part 96.71% and helper 0.00% (290.15% proof)
 74096!37-1 is prime! (33.9151s+0.0036s) (digits:8886)
 
 Primality testing 74173!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2269
 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 96.55% and helper 0.00% (289.66% proof)
 74173!37-1 is prime! (34.2657s+0.0035s) (digits:8896)
 
 Primality testing 74315!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2539
 Running N+1 test using discriminant 2593, base 1+sqrt(2593)
 Running N+1 test using discriminant 2593, base 2+sqrt(2593)
 Calling N+1 BLS with factored part 97.05% and helper 0.05% (291.19% proof)
 74315!37-1 is prime! (31.8882s+0.0035s) (digits:8914)
 
 Primality testing 75113!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2143
 Running N+1 test using discriminant 2237, base 1+sqrt(2237)
 Running N+1 test using discriminant 2237, base 2+sqrt(2237)
 Calling N+1 BLS with factored part 96.86% and helper 0.00% (290.58% proof)
 75113!37-1 is prime! (31.9161s+0.0025s) (digits:9019)
 
 Primality testing 79064!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 37
 Running N+1 test using discriminant 2389, base 1+sqrt(2389)
 Running N+1 test using discriminant 2389, base 2+sqrt(2389)
 Calling N+1 BLS with factored part 96.97% and helper 0.04% (290.95% proof)
 79064!37-1 is prime! (32.4753s+0.0039s) (digits:9541)
 
 Primality testing 79698!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2203
 Running N+1 test using discriminant 2213, base 1+sqrt(2213)
 Running N+1 test using discriminant 2213, base 2+sqrt(2213)
 Calling N+1 BLS with factored part 100.00% and helper 0.04% (300.05% proof)
 79698!37-1 is prime! (15.8386s+0.0039s) (digits:9625)
 
 Primality testing 80531!37-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]
 Running N-1 test using base 2377
 Running N+1 test using discriminant 2687, base 1+sqrt(2687)
 Running N+1 test using discriminant 2687, base 2+sqrt(2687)
 Calling N+1 BLS with factored part 96.97% and helper 0.00% (290.92% proof)
 80531!37-1 is prime! (36.5686s+0.0040s) (digits:9736)