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Riesel primes of the form 31333•2ⁿ-1

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Current data

`k` , `b` :	31333 , 2
Type :	Low
Count :	9
Nash :	262
Max `n` :	1,330,000
Date :	2024-04-06

11, 19, 67, 115, 3235, 7195, 840715, 949187, 1033819

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
2011-07-27: Found n = 1033819, Michael Curtis, RPS Drive 10
2011-05-02: Found n = 949187, Thomas Ritschel, RPS Drive 10
2010-12-18: Found n = 840715, Thomas Ritschel, RPS Drive 10
2009-05-12: Reserved by RPS Drive 10, for n = 400000 - 2000000

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