Riesel primes of the form 525•2n-1

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

Current data

k , b : 525 , 2 Type : 315 Count : 84 Nash : 4840 Max n : 2,820,000 Date : 2024-03-09 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

1, 2, 6, 8, 10, 12, 16, 18, 22, 26, 29, 33, 34, 44, 45, 48, 69, 71, 72, 84, 85, 96, 98, 101, 146, 188, 190, 221, 242, 314, 333, 383, 409, 685, 812, 838, 1013, 1231, 1306, 2429, 3252, 3430, 3912, 5148, 5663, 6724, 6944, 7160, 8010, 8858, 9464, 9498, 11095, 14212, 16436, 21933, 45504, 69384, 76040, 83233, 112601, 129904, 145986, 153464, 164890, 175354, 215172, 222570, 227025, 251758, 334248, 430452, 446286, 451210, 527270, 535741, 796560, 1053162, 1648780, 1671068, 1740079, 1856834, 1955409, 2743252

History

• 2023-12-11: Found n = 2743252, 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
• 2022-07-19: Found n = 1955409, Florian Piesker
• 2022-05-22: Found n = 1856834, Florian Piesker
• 2022-04-06: Found n = 1740079, Florian Piesker
• 2022-02-19: Found n = 1671068, Dmitry Domanov
• 2021-12-03: Found n = 1648780, Göran Schmidt
• 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
• 2010-11-11: Checked to n = 1000000, NPLB Drive 5
• 2011-10-11: Found n = 1053162, Max Dettweiler
• 2010-05-18: Found n = 796560, Lennart Vogel
• 2008-12-22: Checked to n = 600000, NPLB Drive 1
• 2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
• 2008-10-22: 535741 confirmed, Gary Barnes
• 2008-08-31: 527270 confirmed, Gary Barnes
• 2008-05-30: 451210 confirmed, Bruce E. Slade
• 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
• 2007-05-30: Found n = 535741, Peter Benson
• 2007-05-27: Found n = 527270, Peter Benson
• 2007-04-24: Found n = 451210, Peter Benson
• 2007-04-22: Found n = 446286, Peter Benson
• 2007-04-16: Found n = 430452, Peter Benson
• 2007-03-21: Found n = 334248, Peter Benson
• 2005-05-02: Found n = 251758, Steven Harvey
• 2004-12-02: Found n = 227025, Steven Harvey
• 2004-12-02: Found n = 222570, Steven Harvey
• 2004-12-02: Found n = 215172, Steven Harvey
• 2004-08-23: Found n = 175354, Steven Harvey
• 2003-07-04: Found n = 129904, Steven Harvey
• 2003-03-28: Found n = 112601, Steven Harvey
• 2001-12-16: Found n = 83233, Kimmo Herranen