Riesel primes of the form 771•2n-1

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

Current data

k , b : 771 , {{{Rb}}} Count : Attention! Parameter RCount=31 not given! Nash : 1774 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

2, 5, 13, 29, 85, 103, 263, 722, 869, 1477, 1891, 2011, 2159, 2249, 2431, 5222, 5939, 7123, 8077, 8795, 12797, 17939, 18278, 21182, 53323, 54158, 63277, 80905, 116671, 1213789, 1409165

[[Category:Riesel {{{Rb}}}|#.....00771]]

History

• 2015-09-13: Found n = 1409165, Max Dettweiler
• 2012-07-07: Found n = 1213789, Brian Lody
• 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
• 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
• 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
• 2001-11-27: Found n = 116671, Kimmo Herranen
• 1998-11-04: Found n = 54158, Christ van Willegen
• 1998-11-03: Found n = 53323, Christ van Willegen
• 1998-10-26: Found n = 21182, Christ van Willegen
• 1998-10-26: Found n = 18278, Christ van Willegen