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Riesel primes of the form 461•2ⁿ-1

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Revision as of 08:18, 18 June 2022 by Gd barnes (talk | contribs) (n=1913118)

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

Current data

`k` , `b` :	461 , 2
Type :	Low
Count :	20
Nash :	880
Max `n` :	2,820,000
Date :	2024-03-09
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

10, 54, 58, 358, 562, 1486, 2058, 14770, 26586, 27590, 31294, 52546, 52790, 56678, 148218, 154270, 313330, 457718, 1150934, 1913118

History

2022-06-18: Found n = 1913118, Bruce Marler
2012-09-25: Found n = 1150934, Lennart Vogel
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
2008-05-28: Found n = 457718, Bruce E. Slade
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
2005-01-26: Found n = 313330, Peter O'braian
2004-02-11: Found n = 154270, Peter O'braian

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