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Williams primes of the form 19•20ⁿ-1

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Revision as of 07:06, 10 September 2024 by Gd barnes (talk | contribs) (check to n=100K)

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Current data

Base :	20
Count :	7
Max n :	100,000
Date :	2024-09-09

1, 219, 223, 3659, 31029, 43921, 73113

History

2024-09-09: Checked n = 2 - 100000, Mark Rodenkirch, double-check n = 2 - 25000, released
2024-08-16: Reserved by Mark Rodenkirch for n = 2 - 100000
2018-03-09: Checked n = 1 - 25000, Eric Chen
?: Checked to n = 512, Steven Harvey

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Williams prime MM