Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3). |
Navigation
Topics | Help • Register • News • History • How to • Sequences statistics • Template prototypes |
Difference between revisions of "Riesel prime 2 27"
(RCount) |
(New find from PrimeGrid) |
||
Line 1: | Line 1: | ||
{{Riesel prime | {{Riesel prime | ||
|Rk=27 | |Rk=27 | ||
− | |RCount= | + | |RCount=67 |
|RNash=2376 | |RNash=2376 | ||
|RMaxn=7873790 | |RMaxn=7873790 | ||
Line 73: | Line 73: | ||
4542344;118193 | 4542344;118193 | ||
4583717;118388 | 4583717;118388 | ||
+ | 8342438;131654 | ||
|RRemarks=[http://prpnet.primegrid.com:12006/ LLR status] at [[PrimeGrid]] | |RRemarks=[http://prpnet.primegrid.com:12006/ LLR status] at [[PrimeGrid]] | ||
}} | }} | ||
==History== | ==History== | ||
+ | {{HistF|2021-02-01|8342438|Andrew M Farrow,PrimeGrid}} | ||
{{HistF|2014-08-22|4583717|Hans Joachim Böhm}}, ([http://www.primegrid.com/download/27121-4583717.pdf Official announcement]) | {{HistF|2014-08-22|4583717|Hans Joachim Böhm}}, ([http://www.primegrid.com/download/27121-4583717.pdf Official announcement]) | ||
{{HistF|2014-07-18|4542344|Dr. James Scott Brown}}, ([http://www.primegrid.com/download/27121-4542344.pdf Official announcement]) | {{HistF|2014-07-18|4542344|Dr. James Scott Brown}}, ([http://www.primegrid.com/download/27121-4542344.pdf Official announcement]) |
Revision as of 08:02, 2 February 2021
Reserved! This sequence is currently reserved by: PrimeGrid |
Current data
|
|
Remarks : |
LLR status at PrimeGrid |
[[Category:Riesel {{{Rb}}}|#.....00027]][[Category:Riesel {{{Rb}}} Missing-range|#.....00027]]
Notes
- ↑ Sophie Germain n=1
- ↑ Twin n=2
- ↑ Sophie Germain n=4, Twin n=4
- ↑ Near Woodall 27•228-1
- ↑ Sophie Germain n=37
- ↑ Sophie Germain n=121
History
- 2021-02-01: Found n = 8342438, Andrew M Farrow, PrimeGrid
- 2014-08-22: Found n = 4583717, Hans Joachim Böhm, (Official announcement)
- 2014-07-18: Found n = 4542344, Dr. James Scott Brown, (Official announcement)
- 2012-02-28: Found n = 3855094, Pietari Snow, (Official announcement)
- 2009-12-10: Found n = 1902689, Peter Kaiser
- 2009-01-10: Checked to n = 1614000, Justin Van Klein???
- 2008-06-29: Found n = 1253870, Frank Clowes
- 2008-03-23: Found n = 1108214, Arnold Padro
- 2008-03-17: Found n = 1163629, Peter Benson
- 2007-12-02: Checked to n = 1019000, Justin Van Klein???
- 2005-11-18: Found n = 777992, James P. Burt
- 2005-07-14: Found n = 729314, William W. Mikrut
- 2005-03-31: Found n = 627794, Chris Chatfield
- 2004-07-12: Found n = 444622, Steven Harvey
- 2004-05-31: Found n = 340682, Steven Harvey
- 2003-06-22: Found n = 175852, Stephane Roth
- 2002-09-07: Found n = 157898, Stephane Roth
- 2002-07-10: Found n = 152530, Stephane Roth
- 2002-04-24: Found n = 143330, Stephane Roth
- 2001-08-05: Found n = 128594, Stephane Roth
- 2001-04-08: Found n = 91042, Stephane Roth
- 2001-04-05: Found n = 90449, Stephane Roth
- 2001-02-12: Found n = 74629, Stephane Roth
- 2001-04-14: Found n = 62024, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown
- 2000-05-19: Found n = 42869, Phil Carmody
- 2000-05-19: Found n = 42817, Phil Carmody
- 1999-10-15: Found n = 35942, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown
- 1998-08-23: Found n = 30377, Wilfrid Keller
- 1998-08-23: Found n = 30298, Wilfrid Keller
- 1998-08-23: Found n = 29020, Wilfrid Keller
- 1998-08-08: Found n = 22769, Wilfrid Keller
- 1989: Found n = 19069, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown
- 1989: Found n = 13300, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown
- 1989: Found n = 8152, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown