Williams primes of the form 10•11n-1

Current data

Base : 11 Count : 13 Max n : 200,000 Date : 2024-08-26

1, 3, 37, 119, 255, 355, 371, 497, 1759, 34863, 50719, 147709, 263893

Remarks :

Unknown status for 200000 ≤ n ≤ 263893. The sequence A046867 in OEIS

History

• 2024-08-26: Checked n = 2 - 100000, Mark Rodenkirch, double-check, released
• 2024-08-22: Reserved by Mark Rodenkirch for n = 2 - 100000, double-check
• 2015-01-19: Checked to n = 200000, Robert Price
• 2010-01-04: Found n = 263893, Brian Lody
• 2006-10-30: Checked to n = 5000, Hugo Platzer
• 2003: Found n = 1759, Robert G. Wilson