Riesel primes of the form 485•2n-1

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

Current data

k , b : 485 , {{{Rb}}} Count : Attention! Parameter RCount=18 not given! Nash : 1180 Max n : 2,820,000 Date : 2024-03-09 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

4, 6, 28, 36, 108, 366, 1828, 1878, 2112, 3528, 15676, 18438, 29142, 30292, 37236, 59418, 95236, 213276

[[Category:Riesel {{{Rb}}}|#.....00485]]

History

• 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
• 2008-01-22: 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 = 213276, Steven Harvey
• 2001-12-12: Found n = 95236, Kimmo Herranen