Riesel primes of the form 789•2n-1

Reserved! This sequence is currently part of Multi Reservation 3: NPLB Drive 18.

Current data

k , b : 789 , {{{Rb}}} Count : 57 Nash : 2814 Max n : 2,200,000 Date : 2024-07-30 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

3, 5, 11, 23, 24, 33, 53, 63, 101, 156, 168, 195, 255, 331, 589, 804, 809, 984, 1479, 1481, 1985, 2396, 2913, 3453, 3780, 9605, 10811, 12695, 16508, 17971, 25395, 27215, 28164, 30875, 61569, 62484, 66164, 81984, 92936, 112215, 124119, 141464, 212700, 212899, 219549, 314381, 315143, 325375, 381913, 382021, 449009, 490711, 513943, 518911, 591441, 1128793, 1186225

[[Category:Riesel {{{Rb}}}|#.....00789]]

History

• 2012-05-29: Found n = 1186225, Brian Lody
• 2012-04-19: Found n = 1128793, Brian Lody
• 2011-12-31: Reserved by NPLB Drive 14, for 1000000<n<=2000000
• 2011-02-08: Checked to n = 1000000, NPLB Drive 6, released
• 2008-12-22: Checked to n = 600000, NPLB Drive 1, released
• 2008-12-19: Reserved by NPLB Drive 6, for 600000<n<=1000000
• 2008-12-15: Found n = 591441, Carlos Eduardo Pinho
• 2008-08-16: Found n = 518911, Gary Barnes
• 2008-08-02: Found n = 513943, Gary Barnes
• 2008-06-24: Found n = 490711, James P. Burt
• 2008-05-26: Found n = 449009, Glenn C. Kaiser
• 2008-03-25: Checked to n = 333200, NPLB Drive 2, released
• 2008-03-16: Found n = 382021, James P. Burt
• 2008-03-16: Found n = 381913, James P. Burt
• 2008-03-05: Found n = 315143, Karsten Bonath
• 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
• 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
• 2005-02-08: Found n = 219549, Steven Harvey
• 2005-02-07: Found n = 212899, Steven Harvey
• 2005-02-07: Found n = 212700, Steven Harvey
• 2003-05-01: Found n = 112215, Steven Harvey
• 2002-07-17: Found n = 92936, Kimmo Herranen