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Riesel primes of the form 123•2n-1
Reserved! This sequence is currently part of Multi Reservation 7: NPLB K300 Drive 1. |
Current data
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Notes
- ↑ S.G. n=2
- ↑ S.G. n=23
- ↑ S.G. n=122, Near Woodall 123•2122-1
- ↑ Woodall 123•2123-1
History
- 2024-08-18: Found n = 2583362, Gary Barnes, NPLB K300 Drive 1
- 2024-05-16: Reserved by NPLB K300 Drive 1 for n > 2300000
- 2022-04-10: Checked to n = 2300000, RPS Megabit Drive 2
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2019-08-18: Checked to n = 2200000, RPS Megabit Drive 2
- 2014-10-16: Found n = 1779728, Kai Inouye, RPS Megabit Drive 2
- 2011-07-23: Found n = 1241690, David Metcalfe, RPS Megabit Drive 2
- 2011-07-15: Found n = 1225115, David Metcalfe, RPS Megabit Drive 2
- 2011-04-28: Reserved by RPS Megabit Drive 2 for n > 1000000
- 2009-09-15: Checked n = 700000 - 1000000, RPS Drive 9ks, released
- 2009-09-04: Found n = 958050, Carlos Eduardo Pinho, RPS Drive 9ks
- 2009-08-26: Found n = 968927, Carlos Eduardo Pinho, RPS Drive 9ks
- 2009-08-24: Found n = 939098, Thomas Ritschel, RPS Drive 9ks
- 2007-12-03: Reserved by RPS Drive 9ks for n = 700000 - 1000000
- 2007-02-02: Checked to n = 700000, Thomas Masser, released
- 2005-10-05: Checked to n = 700000, Thomas Masser
- 2005-05-19: Found n = 518540, Thomas Masser
- 2005-05-19: Found n = 516456, Thomas Masser
- 2005-05-18: Found n = 521031, Thomas Masser
- 2005-03-08: Found n = 389052, Thomas Masser
- 2005-01-06: Checked to n = 380000, Thomas Masser
- 2005-01-04: Checked n = 200000 - <300000, Thomas Masser
- 2004-05-23: Found n = 355727, Mark Anderson
- 2004-04-10: Found n = 261530, Mark Anderson
- 2004-04-09: Found n = 255402, Mark Anderson
- 2004-04-08: Found n = 249242, Mark Anderson
- 2004-04-01: Found n = 206663, Mark Anderson
- 2004-04-01: Reserved by Mark Anderson
- 2004-03-29: Found n = 168435, Mark Anderson
- 1989: Found n = 8927, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown