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Williams primes of the form 26•27ⁿ+1

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Current data

Base :	27
Count :	21
Max n :	333,333
Date :	2024-08-19

4, 5, 167, 408, 416, 701, 707, 1811, 3268, 3508, 7020, 7623, 16449, 35920, 55161, 77645, 87172, 129328, 134853, 217643, 478625

Remarks :

!!!DO NOT RESERVE!!! This list is a reuse of Proth 26•3ⁿ+1.

History

2020-05-24: Checked to n = 110000, Paul Vanderveen
2020-05-18: Reserved by Paul Vanderveen
2018-03-17: Checked to n = 25000, Eric Chen
2016: Checked to n = 1000, Mauro Fiorentini

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Williams prime MP