Riesel primes of the form 199•2n-1

Current data

k , b : 199 , 2 Count : 62 Nash : 2655 Max n : 3,000,000 Date : 2019-02-11

1, 5, 7, 15, 19, 23, 25, 27, 43, 65, 99, 125, 141, 165, 201, 211, 331, 369, 389, 445, 461, 463, 467, 513, 583, 835, 1071, 1085, 1107, 1187, 1197, 1491, 1513, 2505, 3859, 3941, 5989, 9693, 13125, 17009, 19459, 33147, 46433, 51091, 72813, 105169, 118531, 153127, 263051, 301193, 332985, 531357, 541753, 548533, 560987, 581119, 1354385, 1379329, 1412913, 1647595, 2518871, 2835667

History

• 2019-02-11: Checked to n = 3000000, Thomas Ritschel, released
• 2019-01-13: Found n = 2835667, Thomas Ritschel
• 2018-12-25: Found n = 2518871, Thomas Ritschel
• 2018-12-03: Reserved by Thomas Ritschel, from n=2000000
• 2018-05-26: Checked to n = 2000000, Predrag Minovic, released
• 2018-01-06: Checked to n = 1870000, Predrag Minovic
• 2014-10-05: Checked to n = 1760000, Predrag Minovic
• 2014-02-09: Found n = 1647595, Predrag Minovic
• 2013-07-09: Checked to n = 1500000, Predrag Minovic
• 2013-01-10: Found n = 1412913, Predrag Minovic
• 2013-01-04: Checked to n = 1400000, Predrag Minovic
• 2012-12-18: Found n = 1379329, Predrag Minovic
• 2012-12-05: Found n = 1354385, Predrag Minovic
• 2012-10-09: Reserved by Predrag Minovic
• 2012-10-09: Checked to n = 1100000, Adam Sutton, released
• 2008-10-22: Checked to n = 1000000, NPLB Drive 4, released
• 2008-09-11: Reserved by Adam Sutton
• 2008-09-09: Reserved by NPLB Drive 4
• 2007-09-03: Checked to n = 600000, Borys Jaworski
• 2007-08-20: Found n = 560987, Borys Jaworski
• 2007-08-20: Found n = 548533, Borys Jaworski
• 2007-08-17: Found n = 581119, Borys Jaworski
• 2007-08-06: Found n = 541753, Borys Jaworski
• 2007-07-24: Found n = 531357, Borys Jaworski
• 2006-10-15: Found n = 332985, Tony Galvan
• 2006-10-11: Found n = 301193, Tony Galvan
• 2006-03-04: Found n = 263051, Ingmar Goudt
• 1998-06-02: Found n = 33147, Henri Lifchitz
• 1998-05-29: Found n = 19459, Henri Lifchitz
• 1998-04-11: Found n = 17009, Ray Ballinger
• 1989: Found n = 9693, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown