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Williams primes of the form 27•26ⁿ-1

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Current data

Base :	26
Count :	11
Max n :	100,000
Date :	2024-09-23

1, 2^[1], 4, 14, 26, 49, 226, 3346, 12464, 56621, 63371

Notes

↑ Twin n=2

History

2024-09-23: Checked n = 2 - 100000, Mark Rodenkirch, double-check n = 2 - 25000, released
2024-08-19: Reserved by Mark Rodenkirch for n = 2 - 100000
2018-03-17: Checked n = 1 - 25000, Eric Chen
2016: Checked n = 1 - 1000, Mauro Fiorentini

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Williams prime PM