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Riesel primes of the form 19507•2ⁿ-1

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Revision as of 14:30, 10 April 2024 by Karbon (talk | contribs) (suspended)

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Current data

`k` , `b` :	19507 , 2
Type :	Low
Count :	4
Nash :	264
Max `n` :	1,330,000
Date :	2024-04-06

9713, 38801, 47393, 269121

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
2009-05-12: Reserved by RPS Drive 10, for n = 400000 - 2000000
1998-05-11: Found n = 9713, Yves Gallot

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