3!4-1 trivially factors prime!: 2 (digits:1) 4!4-1 trivially factors prime!: 3 (digits:1) 6!4-1 trivially factors prime!: 11 (digits:2) 8!4-1 trivially factors prime!: 31 (digits:2) 12!4-1 trivially factors prime!: 383 (digits:3) 16!4-1 trivially factors prime!: 6143 (digits:4) 22!4-1 trivially factors prime!: 665279 (digits:6) 24!4-1 trivially factors prime!: 2949119 (digits:7) Primality testing 54!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 42.62% 54!4-1 is prime! (0.000000 seconds) (digits:19) Primality testing 56!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 60.94% 56!4-1 is prime! (0.016000 seconds) (digits:20) Primality testing 98!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 33.85% 98!4-1 is prime! (0.000000 seconds) (digits:40) Primality testing 152!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 49.55% 152!4-1 is prime! (0.000000 seconds) (digits:68) Primality testing 156!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 48.92% 156!4-1 is prime! (0.015000 seconds) (digits:70) Primality testing 176!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 48.13% 176!4-1 is prime! (0.000000 seconds) (digits:81) Primality testing 256!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 45.15% 256!4-1 is prime! (0.016000 seconds) (digits:128) Primality testing 454!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 38.00% 454!4-1 is prime! (0.063000 seconds) (digits:254) Primality testing 460!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 39.72% 460!4-1 is prime! (0.046000 seconds) (digits:258) Primality testing 720!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 36.89% 720!4-1 is prime! (0.172000 seconds) (digits:438) Primality testing 750!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 35.28% 750!4-1 is prime! (0.922000 seconds) (digits:460) Primality testing 770!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.90% 770!4-1 is prime! (0.391000 seconds) (digits:474) Primality testing 800!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 36.29% 800!4-1 is prime! (0.203000 seconds) (digits:496) Primality testing 1442!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 35.04% 1442!4-1 is prime! (0.812000 seconds) (digits:984) Primality testing 2846!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.81% 2846!4-1 is prime! (10.375000 seconds) (digits:2151) Primality testing 5920!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.13% 5920!4-1 is prime! (29.578000 seconds) (digits:4943) Primality testing 7066!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 35.11% 7066!4-1 is prime! (98.422000 seconds) (digits:6035) Primality testing 12778!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.32% 12778!4-1 is prime! (831.250000 seconds) (digits:11733) Steven Harvey p15 12/1999 Primality testing 19978!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 33.98% 19978!4-1 is prime! (2213.578000 seconds) (digits:19313) Steven Harvey p15 12/1999 Primality testing 22726!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 33.50% 22726!4-1 is prime! (1567.157000 seconds) (digits:22287) Steven Harvey p15 01/2000 Primality testing 25938!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.26% 25938!4-1 is prime! (2049.156000 seconds) (digits:25809) Steven Harvey p15 02/2000 Primality testing 27780!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 36.32% 27780!4-1 is prime! (5534.640000 seconds) (digits:27848) Steven Harvey p15 02/2000 Primality testing 36072!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 35.32% 36072!4-1 is prime! (2334.703000 seconds) (digits:37183) Ken Davis p104 06/2003 Primality testing 39746!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 33.79% 39746!4-1 is prime! (10000.500000 seconds) (digits:41388) Ken Davis p104 07/2003 Primality testing 48244!4-1 [N+1, Brillhart-Lehmer-Selfridge] Calling Brillhart-Lehmer-Selfridge with factored part 34.28% 48244!4-1 is prime! (10565.797000 seconds) (digits:51252) Ken Davis p104 09/2003