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Riesel primes of the form 535•2ⁿ-1

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Revision as of 21:27, 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` :	535 , 2
Type :	Low
Count :	20
Nash :	827
Max `n` :	2,820,000
Date :	2024-03-09
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

1, 9, 15, 51, 129, 151, 175, 225, 735, 1385, 2529, 7609, 15529, 26209, 28515, 202995, 218265, 295065, 308305, 1911715

History

2022-08-10: Checked to n = 2000000, NPLB Drive 13, released
2022-08-09: Reserved by NPLB Drive 17, for 2000000<n<3000000
2022-06-17: Found n = 1911715, Oliver Kruse
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
2004-12-02: Found n = 218265, Steven Harvey
2004-12-02: Found n = 202995, Steven Harvey

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