Riesel primes of the form 583•2n-1

Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17.

Current data

k , b : 583 , {{{Rb}}} Count : 19 Nash : 782 Max n : 2,820,000 Date : 2024-03-09 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

3, 7, 27, 351, 651, 1191, 6747, 6807, 9727, 19639, 34563, 39079, 65827, 90595, 136171, 375843, 781515, 1128879, 1137603

[[Category:Riesel {{{Rb}}}|#.....00583]][[Category:Riesel {{{Rb}}} Low-weight|#.....00583]]

History

• 2012-09-19: Found n = 1137603, Lennart Vogel
• 2012-04-01: Found n = 1128879, Jussi Heino
• 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
• 2010-11-11: Checked to n = 1000000, NPLB Drive 5
• 2010-05-01: Found n = 781515, Lennart Vogel
• 2008-12-22: Checked to n = 600000, NPLB Drive 1
• 2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
• 2008-03-25: Checked to n = 333200, NPLB Drive 2
• 2008-03-15: Found n = 375843, Carlos Eduardo Pinho
• 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
• 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000