Williams primes of the form 14•15n+1

Current data

Base : 15 Count : 18 Max n : 200,000 Date : 2024-10-12

1, 3, 4, 9, 11, 14, 23, 122, 141, 591, 2115, 2398, 2783, 3692, 3748, 10996, 16504, 151536

History

• 2024-10-12: Checked n = 100000 - 200000, Richard Kapek, released
• 2024-09-25: Reserved by Richard Kapek for n = 100000 - 200000
• 2024-08-30: Checked n = 2 - 100000, Mark Rodenkirch, double-check, released
• 2024-08-22: Reserved by Mark Rodenkirch for n = 2 - 100000 double-check
• 2020-09-30: Checked n = 50000 - 100000, Paul Vanderveen
• 2020-09-28: Checked n = 25000 - 50000, Paul Vanderveen
• 2018-03-27: Checked n = 1 - 25000, Eric Chen
• 2016: Checked n = 1 - 1000, Mauro Fiorentini