Riesel primes of the form 25215•2n-1

Current data

k , b : 25215 , 2 Type : 315 Count : 36 Nash : 2464 Max n : 200,000 Date : 2025-03-08

4, 7, 10, 28, 29, 37, 47, 95, 137, 178, 265, 296, 535, 727, 895, 1073, 1288, 1589, 2080, 2257, 2269, 2365, 3208, 7339, 7769, 11945, 17677, 29333, 98908, 100144, 103057, 139981, 164540, 167171, 173057, 181393

History

• 2025-03-08: Checked n = 50000 - 200000, Alexander Jones, released
• 2025-02-17: Checked n = 1 - 50000, Alexander Jones
• 2025-02-17: Reserved by Alexander Jones for n = 1 - 200000
• 2004-09-26: Found n = 181393, David Underbakke