Riesel primes of the form 12111•2n-1

Current data

k , b : 12111 , 2 Type : 3 Count : 38 Nash : 2119 Max n : 200,000 Date : 2021-11-10

5, 7, 13, 14, 19, 22, 31, 35, 50, 58, 61, 65, 79, 106, 119, 137, 190, 205, 358, 407, 553, 563, 647, 1186, 1571, 1645, 2474, 3389, 4682, 5293, 5341, 5665, 7642, 31649, 62501, 75613, 172919, 174067

History

• 2021-11-10: Checked to n = 200000, Alexander Jones, released
• 2021-10-21: Checked to n = 50000, Alexander Jones
• 2021-10-21: Reserved by Alexander Jones
• 2011-11-23: Checked to n = 20000, Thomas Ritschel
• 2004-10-03: Found n = 172919, David Underbakke