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Difference between revisions of "Woodall prime 8"
(correct history) |
(check to n=800K) |
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| Line 1: | Line 1: | ||
{{Woodall prime | {{Woodall prime | ||
|WoBase=8 | |WoBase=8 | ||
| − | |WoMaxn= | + | |WoMaxn=800000 |
| − | |WoDate= | + | |WoDate=2025-04-22 |
|WoReserved= | |WoReserved= | ||
|WoNlist= | |WoNlist= | ||
| Line 24: | Line 24: | ||
}} | }} | ||
==History== | ==History== | ||
| + | {{HistC|2025-04-22|500000-800000|Gary Barnes|1075376}}, double-check {{Rn|500000|513000}}, released | ||
{{HistC|2024-10-25|1-100000|Gary Barnes|1058845}}, double-check, released | {{HistC|2024-10-25|1-100000|Gary Barnes|1058845}}, double-check, released | ||
{{HistC|2014-03-13|25000|Steven Harvey}}, double-check | {{HistC|2014-03-13|25000|Steven Harvey}}, double-check | ||
Latest revision as of 23:52, 22 April 2025
Current data
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|
Remarks : |
The sequence A242201 in OEIS |
Notes
- ↑ Mersenne 23-1
- ↑ Mersenne 27-1
- ↑ Riesel 7•221-1
- ↑ Riesel 3•238-1
- ↑ Riesel 25•275-1
- ↑ Riesel 11•2134-1
- ↑ Riesel 219•2657-1
- ↑ Sophie Germain n=252, Riesel 63•2758-1
- ↑ Riesel 507•21521-1
- ↑ Riesel 1155•23465-1
- ↑ Riesel 2259•26777-1
- ↑ Riesel 743•28918-1
- ↑ Riesel 573•213755-1
- ↑ Riesel 6211•237267-1
- ↑ Riesel 13905•241715-1
- ↑ Riesel 37803•2226819-1
History
- 2025-04-22: Checked n = 500000 - 800000, Gary Barnes, double-check n = 500000 - 513000, released
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2014-03-13: Checked to n = 25000, Steven Harvey, double-check
- 2014: Reservation dropped, Serge Batalov, no work reported
- 2013-06-08: Reserved by Serge Batalov
- 2013?: Checked n = 400000 - 513000, Steven Harvey
- 2012-11-21: Reserved by Steven Harvey to n = 666666
- 2012-10-10: Checked to n = 25000, Thomas Ritschel
- 2011-12-22: Checked n = 300000 - 400000, Steven Harvey
- 2010-11-01: Checked n = 7 - 4000, Steven Harvey, double-check
- 2009-02-12: Checked n = 183245 - 211900, Steven Harvey
- 2009-01-03: Reserved by Steven Harvey for n = 183245 - 211900
- 2007-11-29: Checked n = 217500 - 300000, Thomas Wolter
- 2006-02-24: Checked n = 211900 - 217500, Thomas Wolter
- 2006-02-24: Reserved by Thomas Wolter for n = 211900 - 300000
- 2004-11-12: Checked n = 166667 - 183245, Wilfrid Keller, released
- 2004-09-27: Reserved by Wilfrid Keller
- 2004-08-09: Checked to n = 166666, Steven Harvey
- 2004-03-30: Reserved by Steven Harvey to n = 166666
- 2002-12: Checked n = 7 - 4096, Mark Rodenkirch
- 2002-11-01: Found n = 75606, Steven Harvey
- 2000-03-06: Found n = 13905, Dirk Augustin
- 2000-02-27: Found n = 12422, Dirk Augustin
- 2000-02-05: Found n = 4584, Joe DeMaio
- 2000-02-04: Found n = 2972, Joe DeMaio
