Riesel primes of the form 823•2n-1

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

Current data

k , b : 823 , {{{Rb}}} Count : Attention! Parameter RCount=12 not given! Nash : 706 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

11, 75, 267, 719, 2331, 6147, 18491, 28887, 86303, 440039, 444851, 535955

[[Category:Riesel {{{Rb}}}|#.....00823]][[Category:Riesel {{{Rb}}} Low-weight|#.....00823]]

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
• 2008-10-24: Found n = 535955, Gary Barnes
• 2008-05-24: Found n = 444851, Glenn C. Kaiser
• 2008-05-21: Found n = 440039, 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