Riesel primes of the form 977•2n-1

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

Current data

k , b : 977 , {{{Rb}}} Count : 19 Nash : 1245 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

2, 12, 90, 188, 258, 318, 1640, 1782, 4458, 5918, 8550, 11018, 13772, 13818, 37392, 38442, 151688, 279758, 1260108

[[Category:Riesel {{{Rb}}}|#.....00977]]

History

• 2013-10-16: Found n = 1260108, Max Dettweiler
• 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
• 2008-03-25: 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