Riesel primes of the form 817•2n-1

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

Current data

k , b : 817 , {{{Rb}}} Count : 17 Nash : 894 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

9, 13, 21, 33, 37, 69, 157, 345, 373, 1069, 1201, 11533, 11929, 40753, 84997, 159405, 522253

[[Category:Riesel {{{Rb}}}|#.....00817]][[Category:Riesel {{{Rb}}} Low-weight|#.....00817]]

History

• 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
• 2011-07-11: Checked to n = 1000000, NPLB Drive 7, released
• 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
• 2008-12-19: Reserved by NPLB Drive 7, for 600000<n<=1000000
• 2008-08-20: Found n = 522253, Gary Barnes
• 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