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Riesel primes of the form 31627•2ⁿ-1

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Revision as of 09:22, 11 April 2024 by Karbon (talk | contribs) (hist.)

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Current data

`k` , `b` :	31627 , 2
Type :	Low
Count :	7
Nash :	241
Max `n` :	1,330,000
Date :	2024-04-06

73, 1897, 31297, 143437, 200197, 368353, 991213

History

2024-04-06: Checked n = 400000 - 1330000, RPS Drive 10, suspended
2021-07-20: Checked n = 375000 - 400000, Alexander Jones
2021-06-01: Checked n = 350000 - 375000, Alexander Jones
2021-01-13: Checked n = 325000 - 350000, Alexander Jones
2020-10-01: Checked n = 300000 - 325000, Alexander Jones
2018-10-31: Checked n = 1000 - 300000, Alexander Jones
2011-11-23: Checked to n = 1007, Gary Barnes
2011-07-15: Found n = 991213, Larry Soule, RPS Drive 10
2009-05-12: Reserved by RPS Drive 10, for n = 400000 - 2000000

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