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Riesel primes of the form 569•2ⁿ-1

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Revision as of 21:34, 13 August 2022 by Gd barnes (talk | contribs) (add history)

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Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17.

Current data

`k` , `b` :	569 , 2
Count :	18
Nash :	1197
Max `n` :	2,820,000
Date :	2024-03-09
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

4, 24, 48, 60, 108, 172, 204, 940, 1384, 4216, 4368, 8052, 9132, 50152, 55788, 91060, 1079392, 1232424

History

2022-08-10: Checked to n = 2000000, NPLB Drive 13, released
2022-08-09: Reserved by NPLB Drive 17, for 2000000<n<3000000
2013-05-31: Found n = 1232424, Gary Barnes
2011-12-30: Found n = 1079392, Sascha Beat Dinkel
2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
2010-11-11: Checked to n = 1000000, NPLB Drive 5
2008-12-22: Checked to n = 600000, NPLB Drive 1
2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
2008-03-25: Checked to n = 333200, NPLB Drive 2
2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
2002-05-07: Found n = 91060, Andrew J. Rupinski

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