Riesel primes of the form 943•2n-1

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

Current data

k , b : 943 , {{{Rb}}} Count : 18 Nash : 836 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

23, 35, 239, 259, 279, 459, 599, 643, 695, 2439, 6059, 19159, 19435, 27071, 28319, 28475, 443079, 1198931

[[Category:Riesel {{{Rb}}}|#.....00943]][[Category:Riesel {{{Rb}}} Low-weight|#.....00943]]

History

• 2012-06-19: Found n = 1198931, Brian Lody
• 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
• 2008-05-23: Found n = 443079, Bruce E. Slade
• 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