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Riesel primes of the form 769•2ⁿ-1

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

Current data

`k` , `b` :	769 , 2
Count :	20
Nash :	1552
Max `n` :	2,200,000
Date :	2024-07-30
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

3, 9, 43, 49, 91, 93, 97, 129, 217, 331, 1001, 1107, 4897, 8413, 19939, 57763, 133629, 189677, 226911, 336193

History

2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
2011-02-08: Checked to n = 1000000, NPLB Drive 6, released
2008-12-22: Checked to n = 600000, NPLB Drive 1, released
2008-12-19: Reserved by NPLB Drive 6, for 600000<n<=1000000
2008-03-25: Checked to n = 333200, NPLB Drive 2, released
2008-01-30: Found n = 336193, Carlos Eduardo Pinho
2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
2005-02-03: Found n = 226911, Steven Harvey
2004-09-15: Found n = 189677, Steven Harvey
2001-11-02: Found n = 133629, Kimmo Herranen

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