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Difference between revisions of "Riesel prime 2 239"
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{{Riesel prime | {{Riesel prime | ||
|Rk=239 | |Rk=239 | ||
| + | |RCount=7 | ||
|RNash=388 | |RNash=388 | ||
|RMaxn=7000000 | |RMaxn=7000000 | ||
Revision as of 11:58, 18 July 2020
| Reserved! This sequence is currently reserved by: Thomas Ritschel |
Current data
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[[Category:Riesel {{{Rb}}}|#.....00239]][[Category:Riesel {{{Rb}}} Low-weight|#.....00239]]
History
- 2020-06-22: Checked to n = 7000000, Thomas Ritschel
- 2019-12-17: Checked to n = 6000000, Thomas Ritschel
- 2019-09-28: Checked to n = 5000000, Thomas Ritschel
- 2018-09-17: Found n = 2421404, Thomas Ritschel
- 2018-05-20: Reserved by Thomas Ritschel
- 2014-10-05: Checked to n = 2000000, Predrag Minovic, released
- 2013-07-09: Checked to n = 2000000, Predrag Minovic
- 2013-01-04: Checked to n = 1860000, Predrag Minovic
- 2012-07-02: Checked to n = 1500000, Predrag Minovic
- 2010-06-05: Checked to n = 1330000, Predrag Minovic
- 2010-05-04: Checked to n = 1290000, Predrag Minovic
- 2009-11-03: Checked to n = 1200000, Predrag Minovic
- 2008-10-19: Checked to n = 1010000, Predrag Minovic
- 2008-10-07: Reserved by Predrag Minovic
- 2008-09-09: Reserved by NPLB Drive 4
- 2006-04-15: Found n = 356300, Larry Soule
- 1998-11-26: Found n = 25780, Wilfrid Keller
