Riesel primes of the form 499•2n-1

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

Current data

k , b : 499 , {{{Rb}}} Count : 24 Nash : 1293 Max n : 2,820,000 Date : 2024-03-09 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

1, 9, 13, 33, 37, 129, 187, 259, 571, 621, 1053, 1159, 4053, 4449, 4651, 5469, 16069, 72381, 84849, 95791, 124521, 193747, 374433, 1434643

[[Category:Riesel {{{Rb}}}|#.....00499]]

History

• 2016-10-31: Found n = 1434643, Timothy Sorbera
• 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
• 2010-11-11: Checked to n = 1000000, NPLB Drive 5
• 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
• 2008-03-11: Found n = 374433, Gary Barnes
• 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
• 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
• 2004-11-12: Found n = 193747, Steven Harvey
• 2003-06-25: Found n = 124521, Steven Harvey
• 2001-02-27: Found n = 95791, Kimmo Herranen
• 2001-02-27: Found n = 84849, Kimmo Herranen
• 2001-02-27: Found n = 72381, Kimmo Herranen