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Riesel primes of the form 199•2n-1
Current data
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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
