Riesel primes of the form 89725•2n-1

Current data

k , b : 89725 , 2 Count : 31 Nash : 2050 Max n : 1,300,000 Date : 2025-01-28

5, 13, 19, 49, 95, 401, 525, 2305, 2405, 2415, 4853, 7247, 9597, 14355, 15265, 16707, 17917, 23155, 24073, 35113, 62041, 68319, 130993, 131709, 177673, 209811, 319031, 320725, 503215, 1125037, 1256151

History

• 2025-01-28: Checked n = 50000 - 1300000, Gary Barnes, released
• 2021-08-16: Checked n = 1 - 50000, Alexander Jones
• 2012-12-10: Found n = 1256151, Steven Harvey
• 2011-11-23: Checked n = 1 - 1007, Gary Barnes