Riesel primes of the form 31627•2n-1

Reserved! This sequence is currently part of Multi Reservation 2: [[]].

Current data

k , b : 31627 , {{{Rb}}} Count : 6 Nash : 241 Max n : 375,000 ( )[[Category:Riesel {{{Rb}}} Missing-range|#.....31627]] Date :

73, 1897, 31297, 143437, 200197, 991213

[[Category:Riesel {{{Rb}}}|#.....31627]][[Category:Riesel {{{Rb}}} Low-weight|#.....31627]][[Category:|#.....31627]]

History

• 2021-06-01: Checked n = 350000  -  375000, Alexander Jones
• 2021-01-13: Checked n = 325000  -  350000, Alexander Jones
• 2020-10-01: Checked n = 300000  -  325000, Alexander Jones
• 2018-10-31: Checked n = 1000  -  300000, Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2011-07-15: Found n = 991213, Larry Soule
• 2009-05-12: Reserved by RPS Drive 10, for n = 400000 - 2000000