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Williams primes of the form 21•20ⁿ+1

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Revision as of 08:43, 3 September 2024 by Gd barnes (talk | contribs) (reservation)

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Reserved! This sequence is currently reserved by: Mark Rodenkirch

Current data

Base :	20
Count :	9
Max n :	25,000
Date :	2024-08-16
Reserved :	Mark RodenkirchMark Rodenkirch/Reserved

1, 6, 191, 468, 644, 1583, 3926, 17163, 24371

History

2024-08-16: Reserved by Mark Rodenkirch for n = 2 - 100000
2018-03-09: Checked n = 1 - 25000, Eric Chen
2016: Checked n = 1 - 1000, Mauro Fiorentini

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