Riesel primes of the form 8508301•2n-1

Reserved! This sequence is currently part of Multi Reservation 14: Woodall fill-in.

Current data

k , b : 8508301 , 2 Count : 30 Nash : 1501 Max n : 730,000 Date : 2023-11-07 Reserved : Alexander JonesAlexander Jones/Reserved

27, 131, 143, 197, 219, 483, 527, 719, 1509, 1941, 2217, 3603, 4677, 9503, 12117, 15993, 16917, 21197, 24617, 46551, 52013, 63263, 69549, 73953, 180891, 185201, 210099, 261263, 296247, 17016603

History

• 2021-06-27: Checked to n = 500000, Alexander Jones
• 2021-05-12: Checked to n = 475000, Alexander Jones
• 2021-04-03: Checked to n = 450000, Alexander Jones
• 2021-01-04: Checked to n = 425000, Alexander Jones
• 2020-11-18: Checked to n = 400000, Alexander Jones
• 2020-09-19: Checked to n = 375000, Alexander Jones
• 2020-08-09: Checked to n = 350000, Alexander Jones
• 2020-07-14: Checked to n = 300000, Alexander Jones
• 2020-03-17: Checked to n = 260000, Alexander Jones
• 2019-11-08: Checked to n = 150000, Alexander Jones
• 2019-07-17: Reserved by Alexander Jones
• 2018-03-22: Found n = 17016603, Diego Bertolotti, official announcement at PrimeGrid