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Riesel primes of the form 489•2n-1
Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17. |
Current data
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Notes
History
- 2023-06-12: Found n = 2442281, Florian Piesker
- 2023-01-22: Found n = 2255331, 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
- 2022-05-10: Found n = 1833431, Oliver Kruse
- 2022-05-09: Found n = 1830584, Florian Piesker
- 2017-05-09: Found n = 1456683, Jussi Heino
- 2011-09-19: Found n = 1041511, Chris Chatfield
- 2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
- 2010-11-11: Checked to n = 1000000, NPLB Drive 5
- 2010-05-01: 780040 confirmed, Lennart Vogel
- 2009-07-31: Found n = 780040, Marco Micheli
- 2008-12-22: Checked to n = 600000, NPLB Drive 1
- 2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
- 2008-03-25: Checked to n = 333200, NPLB Drive 2
- 2008-03-11: Found n = 407751, James P. Burt
- 2008-02-04: Found n = 343303, Carlos Eduardo Pinho
- 2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
- 2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
- 2004-11-15: Found n = 225992, Steven Harvey
- 2004-11-12: Found n = 204980, Steven Harvey
- 2004-11-12: Found n = 191415, Steven Harvey
- 2004-07-16: Found n = 173060, Steven Harvey
- 2004-03-25: Found n = 157127, Thomas Masser
- 2002-10: Found n = 108411, Steven Harvey
- 2002-10: Found n = 102447, Steven Harvey
- 2001-12-13: Found n = 93329, Kimmo Herranen
- 2001-12-12: Found n = 86120, Kimmo Herranen