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Riesel primes of the form 881•2ⁿ-1

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

Current data

`k` , `b` :	881 , {{{Rb}}}
Count :	10
Nash :	532
Max `n` :	2,200,000
Date :	2024-07-30
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

6, 18, 186, 798, 2166, 2998, 18478, 59766, 164422, 678138

[[Category:Riesel {{{Rb}}}|#.....00881]][[Category:Riesel {{{Rb}}} Low-weight|#.....00881]]

History

2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
2011-07-11: Checked to n = 1000000, NPLB Drive 7, released
2009-05-05: Found n = 678138, Ian M. Gunn
2008-12-22: Checked to n = 600000, NPLB Drive 1, released
2008-12-19: Reserved by NPLB Drive 7, for 600000<n<=1000000
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

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