Williams primes of the form 18•17n-1

Reserved! This sequence is currently reserved by: Richard Kapek

Current data

Base : 17 Count : 20 Max n : 100,000 Date : 2024-10-12 Reserved : Richard KapekRichard Kapek/Reserved

4, 6, 15, 18, 23, 83, 359, 420, 711, 723, 864, 1103, 2166, 4056, 6102, 9055, 13091, 19428, 40258, 97630

History

• 2024-10-12: Reserved by Richard Kapek for n = 100000 - 200000
• 2024-09-02: Checked n = 2 - 100000, Mark Rodenkirch, double-check n = 2 - 25000, released
• 2024-08-22: Reserved by Mark Rodenkirch for n = 2 - 100000
• 2018-03-09: Checked n = 1 - 25000, Eric Chen
• 2016: Checked n = 1 - 1000, Mauro Fiorentini