Riesel primes of the form 27297•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 27297 , 2  (sieve) Type : 3 Count : 30 Nash : 1861 Max n : 200,000 Date : 2024-10-17 Reserved : Alexander JonesAlexander Jones/Reserved

6, 12, 20, 69, 180, 236, 549, 1064, 1305, 1350, 1710, 1920, 2460, 2933, 5064, 7752, 13028, 17936, 22749, 23352, 23544, 30149, 32910, 56264, 61224, 86957, 90033, 124134, 131960, 357213

History

• 2024-10-17: Sieve file created: n = 200000-400000, Alexander Jones
• 2024-10-17: Checked n = 50000 - 200000, Alexander Jones, results included
• 2024-10-12: Reserved by Alexander Jones for n = 50000 - 400000
• 2020-08-30: Checked n = 1 - 50000, Alexander Jones
• 2011-11-23: Checked n = 1 - 1007, Gary Barnes
• 2008-07-02: Found n = 357213, Chris Chatfield
• 1989: Found n = 7752, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown