Williams primes of the form 24•25n+1

Current data

Base : 25 Count : 9 Max n : 200,000 Date : 2024-11-04

1, 4, 162, 1359, 2620, 26886, 75549, 148606, 183756

Remarks :

Do not add primes here. Only add primes 2*n to Proth 24•5n+1. For additional history, see above reused Proth sequence.

History

• 2024-11-04: Checked n = 100000 - 200000, Richard Kapek, released
• 2024-10-19: Reserved by Richard Kapek for n = 100000 - 200000
• 2024-09-14: Checked n = 2 - 100000, Mark Rodenkirch, double-check n = 2 - 50000, released
• 2024-08-19: Reserved by Mark Rodenkirch for n = 2 - 100000
• 2020-11-13: Checked n = 1 - 50000, Paul Vanderveen, from Proth 24•5ⁿ+1
• 2018-03-17: Checked n = 1 - 25000, Eric Chen
• 2016: Checked n = 1 - 1000, Mauro Fiorentini