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Difference between revisions of "Riesel prime 2 27615"
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{{Riesel prime | {{Riesel prime | ||
|Rk=27615 | |Rk=27615 | ||
+ | |Rb=2 | ||
|RCount=100 | |RCount=100 | ||
|RNash=4995 | |RNash=4995 |
Revision as of 22:46, 16 July 2021
Reserved! This sequence is currently reserved by: Alexander Jones |
Current data
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Notes
- ↑ Sophie Germain n=1
- ↑ Sophie Germain n=2
- ↑ Sophie Germain n=3
- ↑ Twin n=4
- ↑ Sophie Germain n=18
- ↑ Sophie Germain n=23
- ↑ Sophie Germain n=62
History
- 2021-06-01: Checked to n = 375000, Alexander Jones
- 2021-01-13: Checked to n = 350000, Alexander Jones
- 2020-10-01: Checked to n = 325000, Alexander Jones
- 2020-06-17: Checked to n = 300000, Alexander Jones
- 2020-03-17: Reserved by Alexander Jones
- 2011-11-23: Checked to n = 1007, Gary Barnes
- 2011-10-03: Checked n = 400000 - 1000000, RPS Drive 9, released
- 2011-06-14: Found n = 962661, Peter Benson
- 2010-07-05: Found n = 675803, Peter Benson
- 2009-07-01: Found n = 493324, David Metcalfe
- 2009-05-18: Found n = 444763, James P. Burt
- 2009-05-14: Found n = 440754, James P. Burt
- 2009-05-12: Found n = 419213, Lennart Vogel
- 2009-05-12: Reserved by RPS Drive 9