Riesel primes of the form 1183953•2n-1

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

Current data

k , b : 1183953 , 2  (sieve) Type : 3 Count : 29 Nash : 1973 Max n : 750,000 Date : 2024-10-26 Reserved : Alexander JonesAlexander Jones/Reserved

7, 19, 23, 32, 44, 191, 196, 338, 458, 503, 532, 539, 1931, 2072, 2783, 3074, 9439, 11651, 19187, 25627, 26344, 58463, 132203, 202319, 384787, 496687, 555344, 559022, 2367907

History

• 2020-08-09: Checked to n = 350000, Alexander Jones, Predrag Kurtovic
• 2020-03-17: Checked to n = 250000, Alexander Jones
• 2019-09-17: Checked to n = 50000, Alexander Jones
• 2019-07-24: Reserved by Alexander Jones, Woodall fill-in
• 2007-09-03: Found n = 2367907, Stephen Kohlman, PrimeGrid Woodall Prime Search (Official announcement)