Riesel primes of the form 767•2n-1

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

Current data

k , b : 767 , {{{Rb}}} Count : 29 Nash : 1481 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

2, 18, 20, 26, 36, 50, 60, 72, 80, 108, 128, 164, 200, 302, 306, 344, 348, 818, 900, 1892, 10604, 30842, 32724, 42158, 118574, 468744, 738620, 937280, 1281080

[[Category:Riesel {{{Rb}}}|#.....00767]]

History

• 2013-12-26: Found n = 1281080, Gary Barnes
• 2011-01-07: Found n = 937280, Steve Martin
• 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
• 2011-02-08: Checked to n = 1000000, NPLB Drive 6, released
• 2009-12-06: Found n = 738620, Gary Barnes
• 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
• 2008-12-19: Reserved by NPLB Drive 6, for 600000<n<=1000000
• 2008-06-04: Found n = 468744, 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
• 2003-04-28: Found n = 118574, Steven Harvey