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, BLS]
 54!4-1 is prime! (0.000000 seconds) (digits:19)

 Primality testing 56!4-1 [N+1, BLS]
 56!4-1 is prime! (0.016000 seconds) (digits:20)

 Primality testing 98!4-1 [N+1, BLS]
 98!4-1 is prime! (0.000000 seconds) (digits:40)

 Primality testing 152!4-1 [N+1, BLS]
 152!4-1 is prime! (0.000000 seconds) (digits:68)

 Primality testing 156!4-1 [N+1, BLS]
 156!4-1 is prime! (0.015000 seconds) (digits:70)

 Primality testing 176!4-1 [N+1, BLS]
 176!4-1 is prime! (0.000000 seconds) (digits:81)

 Primality testing 256!4-1 [N+1, BLS]
 256!4-1 is prime! (0.016000 seconds) (digits:128)

 Primality testing 454!4-1 [N+1, BLS]
 454!4-1 is prime! (0.063000 seconds) (digits:254)

 Primality testing 460!4-1 [N+1, BLS]
 460!4-1 is prime! (0.046000 seconds) (digits:258)

 Primality testing 720!4-1 [N+1, BLS]
 720!4-1 is prime! (0.172000 seconds) (digits:438)

 Primality testing 750!4-1 [N+1, BLS]
 750!4-1 is prime! (0.922000 seconds) (digits:460)

 Primality testing 770!4-1 [N+1, BLS]
 770!4-1 is prime! (0.391000 seconds) (digits:474)

 Primality testing 800!4-1 [N+1, BLS]
 800!4-1 is prime! (0.203000 seconds) (digits:496)

 Primality testing 1442!4-1 [N+1, BLS]
 1442!4-1 is prime! (0.812000 seconds) (digits:984)

 Primality testing 2846!4-1 [N+1, BLS]
 2846!4-1 is prime! (10.375000 seconds) (digits:2151)

 Primality testing 5920!4-1 [N+1, BLS]
 5920!4-1 is prime! (29.578000 seconds) (digits:4943)

 Primality testing 7066!4-1 [N+1, BLS]
 7066!4-1 is prime! (98.422000 seconds) (digits:6035)

 Primality testing 12778!4-1 [N+1, BLS]
 12778!4-1 is prime! (831.250000 seconds) (digits:11733) Steven Harvey p15 12/1999

 Primality testing 19978!4-1 [N+1, BLS]
 19978!4-1 is prime! (2213.578000 seconds) (digits:19313) Steven Harvey p15 12/1999

 Primality testing 22726!4-1 [N+1, BLS]
 22726!4-1 is prime! (1567.157000 seconds) (digits:22287) Steven Harvey p15 01/2000

 Primality testing 25938!4-1 [N+1, BLS]
 25938!4-1 is prime! (2049.156000 seconds) (digits:25809) Steven Harvey p15 02/2000

 Primality testing 27780!4-1 [N+1, BLS]
 27780!4-1 is prime! (5534.640000 seconds) (digits:27848) Steven Harvey p15 02/2000

 Primality testing 36072!4-1 [N+1, BLS]
 36072!4-1 is prime! (2334.703000 seconds) (digits:37183) Ken Davis p104 06/2003

 Primality testing 39746!4-1 [N+1, BLS]
 39746!4-1 is prime! (10000.500000 seconds)     (digits:41388) Ken Davis p104 07/2003 

 Primality testing 48244!4-1 [N+1, BLS]
 48244!4-1 is prime! (10565.797000 seconds) (digits:51252) Ken Davis p104 09/2003

 Primality testing 150310!4-1 [N+1, BLS]
 Running N+1 test using discriminant 75167, base 1+sqrt(75167)
 150310!4-1 is prime! (3086.9553s+0.7563s)(digits:178222) MO 12/2020

 Primality testing 152790!4-1 [N+1, BLS]
 Running N+1 test using discriminant 76423, base 1+sqrt(76423)
 152790!4-1 is prime! (3137.0851s+0.7531s)(digits:181434) MO 12/2020

 Primality testing 157148!4-1 [N+1, BLS]
 Running N+1 test using discriminant 39313, base 1+sqrt(39313)
 157148!4-1 is prime! (3968.9099s+0.8014s)(digits:187088) MO 12/2020