24!21-1 trivially factors prime!: 71 (digits:2)
 30!21-1 trivially factors prime!: 269 (digits:3)
 39!21-1 trivially factors prime!: 701 (digits:3)
 42!21-1 trivially factors prime!: 881 (digits:3)
 54!21-1 trivially factors prime!: 21383 (digits:5)
 59!21-1 trivially factors prime!: 38113 (digits:5)
 62!21-1 trivially factors prime!: 50839 (digits:5)
 75!21-1 trivially factors prime!: 1603799 (digits:7)
 81!21-1 trivially factors prime!: 3411719 (digits:7)
 95!21-1 trivially factors prime!: 131151679 (digits:9)

 Primality testing 129!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 40.54%
 129!21-1 is prime! (0.040000 seconds) (digits:12)

 Primality testing 135!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 42.50%
 135!21-1 is prime! (0.010000 seconds) (digits:13)

 Primality testing 140!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 53.66%
 140!21-1 is prime! (0.030000 seconds) (digits:13)

 Primality testing 174!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.04%
 174!21-1 is prime! (0.010000 seconds) (digits:17)

 Primality testing 215!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 42.65%
 215!21-1 is prime! (0.020000 seconds) (digits:21)

 Primality testing 318!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 49.07%
 318!21-1 is prime! (0.010000 seconds) (digits:33)

 Primality testing 345!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.45%
 345!21-1 is prime! (0.030000 seconds) (digits:37)

 Primality testing 353!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 38.52%
 353!21-1 is prime! (0.020000 seconds) (digits:37)

 Primality testing 396!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 45.32%
 396!21-1 is prime! (0.021000 seconds) (digits:42)

 Primality testing 408!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 45.52%
 408!21-1 is prime! (0.020000 seconds) (digits:44)

 Primality testing 417!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 43.92%
 417!21-1 is prime! (0.030000 seconds) (digits:45)

 Primality testing 648!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 43.32%
 648!21-1 is prime! (0.030000 seconds) (digits:75)

 Primality testing 983!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.08%
 983!21-1 is prime! (0.120000 seconds) (digits:122)

 Primality testing 1056!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 40.18%
 1056!21-1 is prime! (0.050000 seconds) (digits:132)

 Primality testing 1299!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.66%
 1299!21-1 is prime! (0.130000 seconds) (digits:168)

 Primality testing 1319!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.34%
 1319!21-1 is prime! (0.200000 seconds) (digits:171)

 Primality testing 1431!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.04%
 1431!21-1 is prime! (0.081000 seconds) (digits:188)

 Primality testing 1568!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 35.36%
 1568!21-1 is prime! (0.100000 seconds) (digits:208)

 Primality testing 1605!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 36.39%
 1605!21-1 is prime! (0.150000 seconds) (digits:214)

 Primality testing 1719!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 35.77%
 1719!21-1 is prime! (0.330000 seconds) (digits:231)

 Primality testing 2495!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.07%
 2495!21-1 is prime! (0.742000 seconds) (digits:354)

 Primality testing 3693!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.87%
 3693!21-1 is prime! (0.620000 seconds) (digits:553)

 Primality testing 3710!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 40.87%
 3710!21-1 is prime! (0.681000 seconds) (digits:556)

 Primality testing 4205!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.21%
 4205!21-1 is prime! (0.902000 seconds) (digits:641)

 Primality testing 4541!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.82%
 4541!21-1 is prime! (1.121000 seconds) (digits:699)

 Primality testing 4710!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.00%
 4710!21-1 is prime! (4.216000 seconds) (digits:729)

 Primality testing 4758!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 36.58%
 4758!21-1 is prime! (1.052000 seconds) (digits:737)

 Primality testing 4790!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.44%
 4790!21-1 is prime! (3.325000 seconds) (digits:743)

 Primality testing 4919!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.37%
 4919!21-1 is prime! (1.222000 seconds) (digits:766)

 Primality testing 6554!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.20%
 6554!21-1 is prime! (7.991000 seconds) (digits:1058)

 Primality testing 8211!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 48.57%
 8211!21-1 is prime! (11.366000 seconds) (digits:1363)

 Primality testing 8705!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.78%
 8705!21-1 is prime! (1.735000 seconds) (digits:1456)

 Primality testing 8883!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 48.19%
 8883!21-1 is prime! (6.906000 seconds) (digits:1489)

 Primality testing 11813!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.52%
 11813!21-1 is prime! (10.453000 seconds) (digits:2049)

 Primality testing 12911!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.03%
 12911!21-1 is prime! (4.391000 seconds) (digits:2263)

 Primality testing 14088!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.87%
 14088!21-1 is prime! (5.015000 seconds) (digits:2494)

 Primality testing 14453!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.77%
 14453!21-1 is prime! (6.453000 seconds) (digits:2567)

 Primality testing 14969!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.79%
 14969!21-1 is prime! (6.766000 seconds) (digits:2669)

 Primality testing 15137!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.54%
 15137!21-1 is prime! (19.906000 seconds) (digits:2702)

 Primality testing 17982!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.93%
 17982!21-1 is prime! (37.937000 seconds) (digits:3274)

 Primality testing 19841!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.38%
 19841!21-1 is prime! (12.141000 seconds) (digits:3653)

 Primality testing 20349!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 43.78%
 20349!21-1 is prime! (31.813000 seconds) (digits:3757)

 Primality testing 21621!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 35.63%
 21621!21-1 is prime! (13.844000 seconds) (digits:4019)

 Primality testing 22934!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.54%
 22934!21-1 is prime! (17.828000 seconds) (digits:4290)

 Primality testing 27186!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.71%
 27186!21-1 is prime! (25.922000 seconds) (digits:5181)

 Primality testing 27692!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 36.46%
 27692!21-1 is prime! (26.250000 seconds) (digits:5288)

 Primality testing 29634!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.38%
 29634!21-1 is prime! (151.156000 seconds) (digits:5700)

 Primality testing 32645!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.51%
 32645!21-1 is prime! (145.095000 seconds) (digits:6345)

 Primality testing 33660!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.94%
 33660!21-1 is prime! (180.649000 seconds) (digits:6563)

 Primality testing 47393!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.61%
 47393!21-1 is prime! (346.635000 seconds) (digits:9575)

 Primality testing 48722!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.62%
 48722!21-1 is prime! (478.222000 seconds) (digits:9871)

 Primality testing 54348!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 39.52%
 54348!21-1 is prime! (246.476000 seconds) (digits:11133) Ian Brown 05/2003

 Primality testing 61169!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.60%
 61169!21-1 is prime! (606.232000 seconds) (digits:12680) Ian Brown 05/2003

 Primality testing 64388!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.53%
 64388!21-1 is prime! (306.385000 seconds) (digits:13416) Ian Brown 05/2003

 Primality testing 78372!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 38.13%
 78372!21-1 is prime! (1327.215000 seconds) (digits:16647) Ian Brown 05/2003

 Primality testing 85941!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.14%
 85941!21-1 is prime! (1096.021000 seconds) (digits:18419) Ian Brown 05/2003

 Primality testing 92627!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.49%
 92627!21-1 is prime! (761.883000 seconds) (digits:19995) Ian Brown 05/2003

 Primality testing 97922!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.36%
 97922!21-1 is prime! (2455.143000 seconds) (digits:21250) Ian Brown 05/2003

 Primality testing 101871!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 37.19%
 101871!21-1 is prime! (2452.887000 seconds) (digits:22190) Ian Brown 05/2003

 Primality testing 104753!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.50%
 104753!21-1 is prime! (974.241000 seconds) (digits:22879) Ian Brown 05/2003

 Primality testing 110394!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.34%
 110394!21-1 is prime! (2734.052000 seconds) (digits:24230) Ian Brown 05/2003

 Primality testing 118073!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.53%
 118073!21-1 is prime! (5410.0592s+0.5077s) (digits:26080) Ian Brown 06/2003

 Primality testing 128240!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.50%
 128240!21-1 is prime! (963.416000 seconds) (digits:28544) Ian Brown 06/2003

 Primality testing 133689!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.07%
 133689!21-1 is prime! (2758.844000 seconds) (digits:29872) Ian Brown 07/2003

 Primality testing 134145!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.04%
 134145!21-1 is prime! (3619.016000 seconds) (digits:29983) Ian Brown 07/2003

 Primality testing 158826!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.54%
 158826!21-1 is prime! (7485.250000 seconds) (digits:36054) Andrea Pacini 12/2003

 Primality testing 161571!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.47%
 161571!21-1 is prime! (2808.230000 seconds) (digits:36734) Andrea Pacini 12/2003

 Primality testing 162858!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 33.46%
 162858!21-1 is prime! (1451.2934s+0.0778s) (digits:37053) Andrea Pacini 12/2003

 Primality testing 168231!21-1 [N+1, Brillhart-Lehmer-Selfridge
 Calling Brillhart-Lehmer-Selfridge with factored part 35.50%
 168231!21-1 is prime! (4005.440000 seconds) (digits:38388) Andrea Pacini 01/2004

 Primality testing 180246!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Calling Brillhart-Lehmer-Selfridge with factored part 34.24%
 180246!21-1 is prime! (5260.0206s+0.4127s) (digits:41387) Jason Fraser 09/2006

 Primality testing 235416!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 13151, base 1+sqrt(13151)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.44%
 235416!21-1 is prime! (643.7098s+0.0553s) (digits: 55355) Richard Kapek 08/2010

 Primality testing 273983!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 3, base 1+sqrt(3)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.47%
 273983!21-1 is prime! (905.2444s+0.0764s) (digits: 65282) Richard Kapek 08/2010

 Primality testing 348149!21-1 [N-1/N+1, Brillhart-Lehmer-Selfridge]  
 Running N-1 test using base 3  
 Running N+1 test using discriminant 17713, base 3+sqrt(17713)  
 Running N+1 test using discriminant 17713, base 6+sqrt(17713)  
 Calling N+1 BLS with factored part 100.00% and helper 0.00% (300.00% proof)  
 348149!21-1 is prime! (12788.8918s+0.2613s) (digits:84678) Marian Otremba 10/2013

 Primality testing 485819!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 3, base 1+sqrt(3)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.41%
 485819!21-1 is prime! (1177.2625s+0.3472s)(digits:121509) Marian Otremba 02/2022

 Primality testing 487245!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 7, base 1+sqrt(7)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.96%
 487245!21-1 is prime! (1151.4040s+0.4139s)(digits:121895) Marian Otremba 02/2022

 Primality testing 496118!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 3, base 1+sqrt(3)
 Calling Brillhart-Lehmer-Selfridge with factored part 34.34%
 496118!21-1 is prime! (1537.2349s+0.3630s)(digits:124300) Marian Otremba 02/2022

 Primality testing 496377!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 23669, base 1+sqrt(23669)
 Calling Brillhart-Lehmer-Selfridge with factored part 38.06%
 496377!21-1 is prime! (1795.5677s+0.3874s)(digits:124370) Marian Otremba 02/2022

 Primality testing 665126!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 3, base 1+sqrt(3)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.53%
 665126!21-1 is prime! (2473.3230s+0.5733s)(digits:170675) Marian Otremba 04/2022

 Primality testing 687132!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 38377, base 1+sqrt(38377)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.74%
 687132!21-1 is prime! (2547.6604s+0.6363s)(digits:176784) Marian Otremba 04/2022

 Primality testing 722937!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 7, base 1+sqrt(7)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.61%
 722937!21-1 is prime! (2896.5216s+0.6637s)(digits:186756) Marian Otremba 04/2022

 Primality testing 781896!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 43441, base 1+sqrt(43441)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.40%
 781896!21-1 is prime! (4317.8839s+0.9161s)(digits:203254) Marian Otremba 06/2022

 Primality testing 939096!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 52361, base 1+sqrt(52361)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.57%
 939096!21-1 is prime! (7441.4042s+1.2572s)(digits:247675) Marian Otremba 07/2022

 Primality testing 979667!21-1 [N+1, Brillhart-Lehmer-Selfridge]
 Running N+1 test using discriminant 3, base 1+sqrt(3)
 Calling Brillhart-Lehmer-Selfridge with factored part 33.47%
 979667!21-1 is prime! (7306.0404s+1.3631s)(digits:259232) Marian Otremba 07/2022