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Riesel primes of the form 913•2ⁿ-1

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Revision as of 08:58, 11 April 2023 by Gd barnes (talk | contribs) (add history)

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Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18.

Current data

`k` , `b` :	913 , 2
Count :	15
Nash :	1055
Max `n` :	2,200,000
Date :	2024-07-30
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

11, 23, 31, 83, 859, 1035, 2299, 4059, 27079, 29375, 71539, 91455, 101335, 468911, 796423

History

2023-01-21: Reserved by NPLB Drive 18, for 2000000<n<3000000
2023-01-21: Checked to n = 2000000, NPLB Drive 14, released
2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
2011-07-11: Checked to n = 1000000, NPLB Drive 7, released
2011-03-03: Found n = 796423, Stuart Mullage
2008-12-22: Checked to n = 600000, NPLB Drive 1, released
2008-12-19: Reserved by NPLB Drive 7, for 600000<n<=1000000
2008-06-04: Found n = 468911, James P. Burt
2008-03-25: Checked to n = 333200, NPLB Drive 2, released
2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
2003-01-06: Found n = 101335, Steven Harvey
2002-06-26: Found n = 91455, Andrew J. Rupinski

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