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Riesel primes of the form 43•2n-1
Current data
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Remarks : |
The sequence A050547 in OEIS |
History
- 2022-02-28: Found n = 9596983, Ryan Propper
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2018-04-15: Checked n = 5380000 - 5408323, Borys Jaworski, released
- 2018-04-15: Found n = 5408183, Borys Jaworski
- 2018-02-02: none, Borys Jaworski
- 2018-01-01: none, Borys Jaworski
- 2017-12-02: Checked n = 5270000 - 5380000, Borys Jaworski
- 2017-10-27: Checked n = 5210000 - 5270000, Borys Jaworski
- 2017-07-02: Checked n = 5160000 - 5210000, Borys Jaworski
- 2017-05-02: Checked n = 5130000 - 5160000, Borys Jaworski
- 2017-04-01: Checked n = 5080000 - 5130000, Borys Jaworski
- 2017-01-31: Checked n = 5060000 - 5080000, Borys Jaworski
- 2017-01-01: Checked n = 5030000 - 5060000, Borys Jaworski
- 2016-11-30: Checked n = 5000000 - 5030000, Borys Jaworski
- 2016-11-01: Checked n = 4970000 - 5000000, Borys Jaworski
- 2016-10-01: Checked n = 4940000 - 4970000, Borys Jaworski
- 2016-08-31: Checked n = 4880000 - 4940000, Borys Jaworski
- 2016-07-01: Checked n = 4840000 - 4880000, Borys Jaworski
- 2016-06-01: Checked n = 4810000 - 4840000, Borys Jaworski
- 2016-04-30: Checked n = 4770000 - 4810000, Borys Jaworski
- 2016-03-31: Checked n = 4740000 - 4770000, Borys Jaworski
- 2016-02-29: Checked n = 4710000 - 4740000, Borys Jaworski
- 2016-02-01: Checked n = 4680000 - 4710000, Borys Jaworski
- 2016-01-03: Checked n = 4650000 - 4680000, Borys Jaworski
- 2015-11-30: Checked n = 4610000 - 4650000, Borys Jaworski
- 2015-10-31: Checked n = 4570000 - 4610000, Borys Jaworski
- 2015-08-31: Checked n = 4460000 - 4570000, Borys Jaworski
- 2015-06-01: Checked n = 4410000 - 4460000, Borys Jaworski
- 2015-05-01: Checked n = 4370000 - 4410000, Borys Jaworski
- 2015-03-31: Checked n = 4320000 - 4370000, Borys Jaworski
- 2015-02-28: Checked n = 4280000 - 4320000, Borys Jaworski
- 2015-02-01: Checked n = 4230000 - 4280000, Borys Jaworski
- 2015-01-03: Checked n = 4140000 - 4230000, Borys Jaworski
- 2014-11-01: Checked n = 4080000 - 4140000, Borys Jaworski
- 2014-09-30: Checked n = 3970000 - 4080000, Borys Jaworski
- 2014-07-30: Checked n = 3920000 - 3970000, Borys Jaworski
- 2014-06-30: Checked n = 3810000 - 3920000, Borys Jaworski
- 2014-05-01: Checked n = 3750000 - 3810000, Borys Jaworski
- 2014-03-31: Checked n = 3710000 - 3750000, Borys Jaworski
- 2014-03-01: Checked n = 3600000 - 3710000, Borys Jaworski
- 2013-11-30: Checked n = 3570000 - 3600000, Borys Jaworski
- 2013-10-31: Checked n = 3540000 - 3570000, Borys Jaworski
- 2013-09-30: Checked n = 3470000 - 3540000, Borys Jaworski
- 2013-07-31: Checked n = 3440000 - 3470000, Borys Jaworski
- 2013-07-01: Checked n = 3400000 - 3440000, Borys Jaworski
- 2013-06-02: Checked n = 3310000 - 3400000, Borys Jaworski
- 2013-04-01: Checked n = 3270000 - 3310000, Borys Jaworski
- 2013-03-02: Checked n = 3230000 - 3270000, Borys Jaworski
- 2013-01-31: Checked n = 3150000 - 3230000, Borys Jaworski
- 2012-12-01: Checked n = 3100000 - 3150000, Borys Jaworski
- 2012-11-01: Checked n = 3040000 - 3100000, Borys Jaworski
- 2012-09-30: Checked n = 2980000 - 3040000, Borys Jaworski
- 2012-08-30: Checked n = 2920000 - 2980000, Borys Jaworski
- 2012-06-30: Checked n = 2910000 - 2920000, Borys Jaworski
- 2012-06-01: Checked n = 2870000 - 2910000, Borys Jaworski
- 2012-04-30: Checked n = 2850000 - 2870000, Borys Jaworski
- 2012-03-31: Checked n = 2820000 - 2850000, Borys Jaworski
- 2012-02-29: Checked n = 2800000 - 2820000, Borys Jaworski
- 2012-01-31: Checked n = 2770000 - 2800000, Borys Jaworski
- 2011-12-31: Checked n = 2750000 - 2770000, Borys Jaworski
- 2011-11-30: Checked n = 2730000 - 2750000, Borys Jaworski
- 2011-10-31: Checked n = 2700000 - 2730000, Borys Jaworski
- 2011-09-30: Checked n = 2680000 - 2700000, Borys Jaworski
- 2011-09-01: Checked n = 2620000 - 2680000, Borys Jaworski
- 2011-06-30: Checked n = 2590000 - 2620000, Borys Jaworski
- 2011-06-01: Checked n = 2540000 - 2590000, Borys Jaworski
- 2011-03-31: Checked n = 2520000 - 2540000, Borys Jaworski
- 2011-02-28: Checked n = 2500000 - 2520000, Borys Jaworski
- 2011-01-31: Checked n = 2470000 - 2500000, Borys Jaworski
- 2011-01-03: Checked n = 2420000 - 2470000, Borys Jaworski
- 2010-11-30: Checked n = 2380000 - 2420000, Borys Jaworski
- 2010-10-31: Checked n = 2340000 - 2380000, Borys Jaworski
- 2010-09-30: Checked n = 2310000 - 2340000, Borys Jaworski
- 2010-09-01: Checked n = 2270000 - 2310000, Borys Jaworski
- 2010-08-01: Checked n = 2220000 - 2270000, Borys Jaworski
- 2010-06-30: Checked n = 2170000 - 2220000, Borys Jaworski
- 2010-05-31: Checked n = 2120000 - 2170000, Borys Jaworski
- 2010-04-30: Checked n = 2070000 - 2120000, Borys Jaworski
- 2010-03-31: Checked n = 2010000 - 2070000, Borys Jaworski
- 2010-02-28: Checked n = 1960000 - 2010000, Borys Jaworski
- 2010-01-31: Checked n = 1900000 - 1960000, Borys Jaworski
- 2009-12-31: Checked n = 1860000 - 1900000, Borys Jaworski
- 2009-12-01: Checked n = 1790000 - 1860000, Borys Jaworski
- 2009-10-31: Checked n = 1720000 - 1790000, Borys Jaworski
- 2009-09-30: Checked n = 1700000 - 1720000, Borys Jaworski
- 2009-08-31: sieving, Borys Jaworski
- 2009-07-31: sieving, Borys Jaworski
- 2009-07-02: Reserved by Borys Jaworski
- 2009-05-28: Checked n = 1530000 - 1700000, Michael Curtis released
- 2009-03-13: Checked n = 1340000 - 1530000, Michael Curtis
- 2009-02-13: Checked n = 1325000 - 1340000, Michael Curtis
- 2009-01-10: Checked n = 1000000 - 1325000, Michael Curtis
- 2009-01-09: Checked n = 950000 - 1002466, 1140107 - 1147183, 1652087 - 1699231, 1967623 - 1975823, Peter Benson
- 2008-10-23: Reserved by Michael Curtis to n = 1700000
- 2008-07-07: Checked n = 965000 - 1000000, Gary Barnes, released
- 2008-05-25: Checked n = 705000 - 965000, Gary Barnes
- 2008-02-01: Checked n = 600000 - 705000, Gary Barnes
- 2008-01-10: Checked n = 545000 - 600000, Gary Barnes
- 2007-12-29: Reserved by Gary Barnes to n = 800000
- 2007-04-07: Checked n = 500000 - 545000, Jeffrey Sax
- 2006-03-23: Checked n = 120000 - 200000, Thomas Ritschel, double-check
- 2004-11-28: Checked to n = 500000, Jeffrey Sax
- 2004-11-09: Found n = 399767, Jeffrey Sax
- 2004-10-23: Found n = 286171, Jeffrey Sax
- 2004-08-01: Checked n = 200000 - 210000, Steven Harvey, released
- 2004-07-26: Reserved by Steven Harvey for n = 200000 - 210000
- 2000-04-17: Found n = 60391, Tom Kuechler
- 2000-04-06: Found n = 50867, Tom Kuechler
- 1998-07-28: Found n = 25423, Wilfrid Keller
