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Riesel primes of the form 227•2n-1
Reserved! This sequence is currently part of Multi Reservation 7: NPLB K300 Drive 1. |
Current data
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History
- 2024-06-22: Found n = 2462914, Gary Barnes, NPLB K300 Drive 1
- 2024-05-05: Reserved by NPLB K300 Drive 1 for n > 2200000
- 2022-03-09: Checked to n = 2222000, RPS Megabit Drive 3
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2014-05-30: Reserved by RPS Megabit Drive 3 for n > 1400000
- 2010-12-06: Checked to n = 1400000, David Metcalfe, released
- 2010-08-01: Checked to n = 1300000, David Metcalfe
- 2010-06-30: Checked to n = 1250000, David Metcalfe
- 2010-05-31: Found n = 1170724, David Metcalfe
- 2010-04-30: Checked to n = 1150000, David Metcalfe
- 2009-03-14: Checked to n = 1150000, David Metcalfe
- 2008-10-22: Checked to n = 1000000, NPLB Drive 4, released
- 2008-10-21: Checked to n = 1000000, David Metcalfe
- 2008-09-11: Reserved by David Metcalfe
- 2008-09-09: Reserved by NPLB Drive 4
- 2006-08-13: Checked to n = 600000, RPS Drive 2, released
- 2006-04-14: Found n = 345918, Larry Soule, RPS Drive 2
- 2006-04-03: Found n = 299306, David Metcalfe, RPS Drive 2
- 2006-03-17: Reserved by RPS Drive 2, for n = 210000 - 600000
- 2004-12-24: Checked n = 200000 - 210000, Steven Harvey
- 2000-05-05: Found n = 44402, Phil Carmody