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Riesel primes of the form 31431•2ⁿ-1

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Revision as of 16:28, 12 February 2023 by Happy5214 (talk | contribs) (600k)

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Reserved! This sequence is currently reserved by: Alexander Jones

Current data

`k` , `b` :	31431 , 2
Type :	3
Count :	25
Nash :	1616
Max `n` :	600,000
Date :	2023-02-12
Reserved :	Alexander JonesAlexander Jones/Reserved

1, 7, 41, 49, 73, 517, 599, 977, 1337, 1535, 3037, 4577, 9301, 16942, 17569, 17689, 20063, 33527, 39497, 53149, 57953, 75881, 148054, 321007, 695695

History

2023-02-12: Checked to n = 600000, Alexander Jones
2022-10-21: Checked to n = 500000, Alexander Jones
2022-09-14: Checked to n = 150000, Alexander Jones
2022-09-14: Reserved by Alexander Jones
2020-09-05: Checked to n = 50000, Alexander Jones
2011-11-23: Checked to n = 1007, Gary Barnes
2008-01-19: Found n = 16942, Jean Penné, CRUS Liskovets-Gallot
2006-02-13: Found n = 695695, Giovanni Di Maria

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