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Difference between revisions of "Riesel prime 2 281"
m (Karbon moved page Riesel prime 281 to Riesel prime 2 281 without leaving a redirect) |
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{{Riesel prime | {{Riesel prime | ||
|Rk=281 | |Rk=281 | ||
| + | |Rb=2 | ||
|RCount=18 | |RCount=18 | ||
|RNash=937 | |RNash=937 | ||
Revision as of 09:10, 19 July 2021
Current data
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History
- 2015-03-24: Checked to n = 2000000, Thomas Ritschel, released
- 2015-02-19: Found n = 1860862, Thomas Ritschel
- 2015-02-13: Reserved by Thomas Ritschel for 1660000 < n < 2000000
- 2012-10-21: Checked to n = 1660000, Oscar Tutusaus Santandreu, released
- 2012-08-14: Checked to n = 1620000, Oscar Tutusaus Santandreu
- 2012-07-14: Checked to n = 1560000, Oscar Tutusaus Santandreu
- 2012-06-06: Checked to n = 1470000, Oscar Tutusaus Santandreu
- 2012-06-03: Found n = 1453426, Oscar Tutusaus Santandreu
- 2012-05-10: Reserved by Oscar Tutusaus Santandreu for n >= 1405000
- 2011-04-08: Checked to n = 1405000, Michael Curtis, released
- 2011-02-06: Checked to n = 1180000, Michael Curtis
- 2010-10-28: Checked to n = 1120000, Michael Curtis
- 2010-04-01: Found n = 1009502, Michael Curtis
- 2010-01-12: Checked to n = 1000000, Michael Curtis
- 2009-10-14: Checked to n = 945000, Michael Curtis
- 2009-09-01: none, Michael Curtis
- 2009-03-13: Checked to n = 900000, Michael Curtis
- 2009-02-13: Checked to n = 800000, Michael Curtis
- 2008-12-03: Checked to n = 735000, Michael Curtis
- 2008-07-14: Checked to n = 700000, Michael Curtis
- 2008-01-07: Reserved by Michael Curtis
- 2008-01-06: Checked to n = 640000, Borys Jaworski
- 2007-12-26: Found n = 628898, Borys Jaworski
- 2007-10-01: Reserved by Borys Jaworski
- 2000-11-20: Found n = 65558, Tom Kuechler
- 2000-10-23: Found n = 51470, Tom Kuechler
