Riesel primes of the form 465•2n-1

Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17.

Current data

k , b : 465 , 2 Type : 315 Count : 109 Nash : 4852 Max n : 2,820,000 Date : 2024-03-09 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

1, 3, 5, 6, 8, 9, 13, 16, 17, 34, 43, 44, 51, 53, 54, 55, 61, 65, 81, 89, 90, 96, 99, 126, 131, 160, 171, 179, 180, 188, 241, 251, 289, 291, 381, 390, 426, 433, 498, 585, 695, 697, 714, 781, 785, 801, 895, 991, 1015, 1057, 1078, 1185, 1303, 2730, 5037, 8163, 8515, 8694, 9364, 9917, 10743, 10901, 18747, 18934, 21099, 22146, 23997, 25221, 25294, 26676, 36161, 38670, 68765, 69383, 72811, 87659, 92230, 92360, 93045, 98511, 100381, 107729, 133890, 136186, 160141, 181887, 210249, 219730, 248940, 294155, 355428, 434267, 522168, 538043, 668701, 690044, 716805, 722089, 825730, 928115, 1504138, 1638583, 1682775, 1725401, 1847589, 1965363, 2360088, 2467625, 2726085

History

• 2023-12-04: Found n = 2726085, Florian Piesker
• 2023-06-27: Found n = 2467625, Florian Piesker
• 2023-04-14: Found n = 2360088, Florian Piesker
• 2022-08-10: Checked to n = 2000000, NPLB Drive 13, released
• 2022-08-09: Reserved by NPLB Drive 17, for 2000000<n<3000000
• 2022-07-24: Found n = 1965363, Florian Piesker
• 2022-05-18: Found n = 1847589, Florian Piesker
• 2022-03-31: Found n = 1725401, Florian Piesker
• 2022-03-03: Found n = 1682775, Gary Barnes
• 2021-10-21: Found n = 1638583, William Byerly
• 2017-08-08: Found n = 1504138, Timothy Sorbera
• 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
• 2010-11-11: Checked to n = 1000000, NPLB Drive 5
• 2010-10-28: 928115 confirmed, Ian M. Gunn
• 2010-07-06: 825730 confirmed, Gary Barnes
• 2009-10-04: 722089 confirmed, Gary Barnes
• 2009-09-18: 716805 confirmed, Gary Barnes
• 2009-05-28: 690044 confirmed, Vaughan Davies
• 2009-05-03: 668701 confirmed, David James
• 2009-02-11: Found n = 928115, Nathan A. Mathew
• 2009-02-03: Found n = 825730, Nathan A. Mathew
• 2008-12-22: Checked to n = 600000, NPLB Drive 1
• 2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
• 2008-11-18: Found n = 722089, Nathan A. Mathew
• 2008-11-18: Found n = 716805, Nathan A. Mathew
• 2008-10-29: Found n = 690044, Nathan A. Mathew
• 2008-09-07: 538043 confirmed, Chris Chatfield
• 2008-08-20: 522168 confirmed, Gary Barnes
• 2008-03-25: Checked to n = 333200, NPLB Drive 2
• 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
• 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
• 2007-10-17: Found n = 668701, Nathan A. Mathew
• 2007-02-11: Found n = 538043, Nathan A. Mathew
• 2007-01-24: Found n = 522168, Nathan A. Mathew
• 2007-01-15: Found n = 434267, Nathan A. Mathew
• 2006-12-11: Found n = 355428, Nathan A. Mathew
• 2006-11-28: Found n = 294155, Nathan A. Mathew
• 2003-05-14: Found n = 248940, Shane Findley
• 2003-04-25: Found n = 219730, Shane Findley
• 2003-04-20: Found n = 210249, Shane Findley
• 2003-03-09: Found n = 181887, Dale Andrews
• 2003-01-06: Found n = 160141, Dale Andrews
• 2002-11-30: Found n = 136186, Dale Andrews
• 2002-11-28: Found n = 133890, Dale Andrews
• 2002-11-17: Found n = 107729, Dale Andrews
• 2002-11-15: Found n = 100381, Dale Andrews
• 2000-12-06: Found n = 98511, Dale Andrews
• 2000-11-26: Found n = 93045, Dale Andrews
• 2000-11-25: Found n = 92360, Dale Andrews
• 2000-11-25: Found n = 92230, Dale Andrews
• 2000-11-18: Found n = 87659, Dale Andrews
• 2000-10-28: Found n = 72811, Dale Andrews
• 2000-10-24: Found n = 69383, Dale Andrews
• 2000-10-23: Found n = 68765, Dale Andrews