Riesel prime 2 213

Current data

k , b : 213 , {{{Rb}}} Count : 49 Nash : 2538 Max n : 2,000,000 Date : 2021-03-27

4, 10, 19, 30, 36, 47, 80, 82, 92, 100, 103, 114, 126, 140, 144, 152, 170, 210, 264, 514, 726, 967, 1662, 2423, 3116, 3974, 4396, 5735, 6680, 6707, 9947, 23814, 24330, 43074, 43775, 77922, 98179, 120362, 171154, 303670, 709727, 760942, 1433675, 1632054, 1728847, 2064426, 2277870, 2328530, 2493004

[[Category:Riesel {{{Rb}}}|#.....00213]][[Category:Riesel {{{Rb}}} Missing-range‎|#.....00213]]

History

• 2021-03-27: Checked to n = 2000000, Gary Barnes, released
• 2021-03-20: Reserved by Gary Barnes, from n=1000000
• 2017-07-18: Found n = 2493004, Kristine Wozny
• 2017-06-03: Found n = 2328530, Kristine Wozny
• 2017-05-09: Found n = 2277870, Kristine Wozny
• 2017-05-01: Found n = 2064426, Kristine Wozny
• 2014-05-07: Found n = 1728847, Kristine Wozny
• 2014-02-28: Checked to n = 1650000, Kristine Wozny
• 2014-02-27: Found n = 1632054, Kristine Wozny
• 2013-12-05: Checked to n = 1500000, Kristine Wozny
• 2013-12-05: Found n = 1433675, Kristine Wozny
• 2013-10-03: Checked to n = 1300000, Kristine Wozny
• 2013-09-04: Checked to n = 1200000, Kristine Wozny
• 2013-08-29: Checked to n = 1160000, Kristine Wozny
• 2012-05-09: Checked to n = 1100000, Kristine Wozny
• 2011-04-25: Reserved by Kristine Wozny
• 2009-07-30: Reserved by Borys Jaworski from n=1000000
• 2007-10-08: Found n = 760942, David Metcalfe
• 2007-08-02: Found n = 709727, David Metcalfe
• 2006-11-23: Found n = 303670, Predrag Minovic
• 2004-07-09: Found n = 171154, Mark Anderson
• 1998-12-31: Found n = 98179, Christ van Willegen
• 1998-12-07: Found n = 77922, Christ van Willegen
• 1998-11-06: Found n = 43775, Joe Eversole
• 1998-10-26: Found n = 24330, Peter JH Dodson
• 1989: Found n = 23814, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown