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Riesel primes of the form 225•2n-1
Current data
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History
- 2022-04-10: Checked n = 2000000 - 3000000, Thomas Ritschel, released
- 2022-04-10: Found n = 2055433, Thomas Ritschel
- 2021-11-20: Reserved by Thomas Ritschel from n = 2000000
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2014-10-05: Checked n = 1700000 - 2000000, Predrag Minovic, released
- 2013-09-08: Checked n = 1625000 - 1700000, Predrag Minovic
- 2013-07-09: Checked n = 1400000 - 1625000, Predrag Minovic
- 2013-07-05: Found n = 1620601, Predrag Minovic
- 2013-01-04: Checked n = 1200000 - 1400000, Predrag Minovic
- 2012-12-21: Found n = 1395649, Predrag Minovic
- 2012-09-15: Checked n = 1060000 - 1200000, Predrag Minovic
- 2012-09-07: Found n = 1123975, Predrag Minovic
- 2012-09-05: Found n = 1177945, Predrag Minovic
- 2012-08-20: Checked n = 1000000 - 1060000, Predrag Minovic
- 2012-08-20: Reserved by Predrag Minovic
- 2009-09-15: Checked n = 700000 - 1000000, RPS Drive 9ks, released
- 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 n = 300000 - 700000, Thomas Masser
- 2005-04-11: Found n = 491135, Thomas Masser
- 2005-01-06: Checked n = 200000 - 300000, Thomas Masser
- 2005-01-04: Checked n = 200000 - <300000, Thomas Masser
- 2004-11-29: Found n = 206293, Thomas Masser
- 2004-07-12: Checked n = 1 - 200000, Thomas Masser
- 2004-06-06: Reserved by Thomas Masser
- 2003-12-22: Checked to n = 10000,