Riesel primes of the form 353•2n-1

Current data

k , b : 353 , 2 Count : 29 Nash : 1416 Max n : 2,000,000 Date : 2014-09-23

4, 12, 14, 22, 36, 54, 64, 68, 76, 92, 108, 152, 644, 1244, 1852, 2504, 2614, 2644, 5612, 5878, 6876, 22278, 54022, 133572, 168932, 278588, 449918, 519312, 1114356

History

• 2014-09-23: Checked to n = 2000000, Ian M. Gunn, released
• 2014-08-05: Checked to n = 1900000, Ian M. Gunn
• 2014-04-30: Checked to n = 1750000, Ian M. Gunn
• 2013-09-02: Reserved by Ian M. Gunn for 1500000<n<2000000
• 2010-10-20: Checked to n = 1500000, Timothy Sorbera, released
• 2010-09-07: Checked to n = 1400000, Timothy Sorbera
• 2010-07-04: Checked to n = 1300000, Timothy Sorbera
• 2010-06-01: Checked to n = 1200000, Timothy Sorbera
• 2010-05-10: Found n = 1114356, Timothy Sorbera
• 2010-05-09: Checked to n = 1110000, Timothy Sorbera
• 2010-04-07: Reserved by Timothy Sorbera, for 1000000<n<1500000
• 2009-09-09: Checked to n = 1000000, Sven Stockmann, released
• 2009-08-17: Reserved by Sven Stockmann, for 850000<n<1000000
• 2009-07-06: Checked to n = 850000, Timothy Sorbera, released, results included
• 2009-06-22: Checked to n = 829000, Timothy Sorbera
• 2009-05-30: Checked to n = 819000, Timothy Sorbera
• 2009-05-17: Checked to n = 800000, Timothy Sorbera
• 2009-05-06: Checked to n = 780000, Timothy Sorbera
• 2009-03-28: Checked to n = 750000, Timothy Sorbera
• 2009-03-14: Checked to n = 720000, Timothy Sorbera
• 2009-03-05: Checked to n = 700000, Timothy Sorbera
• 2009-02-19: Checked to n = 672000, Timothy Sorbera
• 2009-02-06: Checked to n = 633000, Timothy Sorbera
• 2009-01-19: Reserved by Timothy Sorbera, for 600000<n<1000000
• 2008-11-10: Checked to n = 600000, NPLB Drive 3, released
• 2008-06-23: Found n = 519312, Glenn C. Kaiser
• 2008-03-31: Found n = 449918, David James
• 2008-03-01: Reserved by NPLB Drive 3, for 260000<n<600000
• 2004-06-09: Found n = 168932, Steven Harvey
• 2002-07-30: Found n = 133572, Kimmo Herranen