Riesel primes of the form 41581•2n-1

Current data

k , b : 41581 , {{{Rb}}} Count : 25 Nash : 1558 Max n : 50,000 Date : 2020-08-30

23, 29, 59, 71, 89, 143, 149, 203, 287, 523, 689, 1325, 1855, 1919, 2111, 2429, 2879, 3607, 5411, 9539, 13783, 16511, 19913, 25019, 357083

[[Category:Riesel {{{Rb}}}|#.....41581]][[Category:Riesel {{{Rb}}} Missing-range‎|#.....41581]]

History

• 2020-08-30: Checked to n = 50000, Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2007-10-01: Found n = 357083, Chris Chatfield