Riesel primes of the form 33•2n-1

Reserved! This sequence is currently reserved by: Ryan Propper

Current data

k , b : 33 , 2 Type : 3 Count : 68 Nash : 2675 Max n : 6,000,000 Date : 2024-08-16 Reserved : Ryan PropperRyan Propper/Reserved

2, 3, 6, 8, 10, 22, 35, 42, 43, 46, 56, 91, 102, 106, 142, 190, 208, 266, 330, 360, 382, 462, 503, 815, 1038, 1651, 1855, 1858, 1992, 2232, 4462, 4726, 5475, 6702, 9710, 10931, 11503, 20552, 22291, 26575, 35931, 39271, 51326, 57695, 63115, 67182, 109848, 128635, 136971, 173110, 174182, 373446, 585400, 598248, 674050, 773030, 1115902, 1813526, 2118570, 2212971, 2215291, 2499883, 2513872, 2939063, 3242126, 6019138, 6432160, 6894190

Remarks :

The sequence A002240 in OEIS

History

• 2024-08-16: Reserved by Ryan Propper, for n = 6000000 - 12000000
• 2024-08-16: Reservation dropped, Dmitry Domanov
• 2022-06-04: Found n = 6432160, Ryan Propper
• 2022-05-15: Found n = 6019138, Ryan Propper
• 2021-07-27: Found n = 6894190, Ryan Propper
• 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
• 2020-03-11: Checked to n = 6000000, Dmitry Domanov
• 2017-04-01: Checked to n = 4180000, Dmitry Domanov
• 2015-05-06: Checked to n = 3800000, Dmitry Domanov
• 2014-12-24: Checked to n = 3700000, Dmitry Domanov
• 2014-09-25: Checked to n = 3370000, Dmitry Domanov
• 2014-07-11: Found n = 3242126, Dmitry Domanov
• 2014-06-30: Checked to n = 3200000, Dmitry Domanov
• 2013-11-30: Checked to n = 3000000, Dmitry Domanov
• 2013-11-02: Found n = 2939063, Dmitry Domanov
• 2013-09-30: Checked to n = 2860000, Dmitry Domanov
• 2013-09-03: Checked to n = 2780000, Dmitry Domanov
• 2013-08-07: Found n = 2513872, Dmitry Domanov
• 2013-07-30: Checked to n = 2500000, Dmitry Domanov
• 2013-07-30: Found n = 2499883, Dmitry Domanov
• 2013-06-29: Found n = 2215291, Dmitry Domanov
• 2013-06-25: Found n = 2212971, Dmitry Domanov
• 2013-06-20: Found n = 2118570, Dmitry Domanov
• 2013-02-01: Checked to n = 2000000, Dmitry Domanov
• 2012-11-07: Reserved by Dmitry Domanov from n=1900000
• 2012-11-06: Checked to n = 1900000, Adam Sutton, released
• 2009-01-10: Checked to n = 1900000, Adam Sutton
• 2008-10-14: Found n = 2118570, Adam Sutton
• 2008-10-14: Found n = 1813526, Adam Sutton
• 2008-03-24: Found n = 1115902, Adam Sutton
• 2008-02-29: Checked to n = 900000, Adam Sutton
• 2008-01-25: Checked to n = 855000, Adam Sutton
• 2007-12-15: Checked to n = 786000, Adam Sutton
• 2007-12-06: Found n = 773030, Adam Sutton
• 2007-11-10: Reserved by Adam Sutton
• 2007-08-11: ?, Carlos Eduardo Pinho, released
• 2007-01-08: Found n = 674050, Larry Soule
• 2006-11-25: Found n = 598248, Larry Soule
• 2006-11-18: Found n = 585400, Larry Soule
• 2004-09-22: Found n = 373446, Jeffrey Sax
• 2004-07-01: Found n = 174182, Steven Harvey
• 2004-06-30: Found n = 173110, Steven Harvey
• 1998-12-16: Found n = 39271, Tadashi Taura
• 1998-08-13: Found n = 26575, Wilfrid Keller
• 1998-08-09: Found n = 22291, Wilfrid Keller
• 1998-08-08: Found n = 20552, Wilfrid Keller
• 1994: Found n = 6702, Harvey Dubner
• 1989: Found n = 67182, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown
• 1989: Found n = 9710, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown