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Riesel primes of the form 19•2n-1
Reserved! This sequence is currently reserved by: Michael Kwok |
Current data
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Remarks : |
The sequence A001775 in OEIS |
Notes
History
- 2022-12-17: Checked n = 5073000 - 5176000, Michael Kwok, results included
- 2022-06-04: Checked n = 5000000 - 5073000, Michael Kwok, results included
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2021-02-25: Reserved by Michael Kwok
- 2013-02-12: Checked n = 4000000 - 5000000, Peter Benson
- 2012-05-31: Checked n = 3000000 - 4000000, Peter Benson
- 2012-04-08: Found n = 3155009, Peter Benson
- 2012-04-01: Reserved by Peter Benson from n = 3000000
- 2011-04-05: none, Peter Benson, released
- 2011-04-05: Checked n = 2500000 - 3000000, Peter Benson
- 2011-01-14: Checked n = 2210000 - 2500000, Peter Benson
- 2010-10-12: Checked n = 1500000 - 2210000, Peter Benson
- 2010-09-06: Checked n = 1206000 - 1500000, Peter Benson
- 2010-08-25: Found n = 1325245, Peter Benson
- 2010-07-18: Reserved by Peter Benson
- 2009-01-09: Checked n = 950000 - 1036204, 1140025 - 1185795, 1430003 - 1454773, 1455145 - 1473981, 1652123 - 1757169, 1967629 - 2043373, Peter Benson
- 2008-12-15: Reserved by Alexander Jones
- 2008-06-01: Found n = 1684813, Peter Benson
- 2008-05-04: Checked n = 1112000 - 1206000, Michael Kwok, released, results included
- 2008-04-22: Found n = 1434165, Peter Benson
- 2008-01-01: Checked n = 1050000 - 1112000, Michael Kwok, results included
- 2007-10-30: Checked n = 1000000 - 1050000, Michael Kwok, results included
- 2007-08-16: Checked n = 978000 - 1000000, Michael Kwok, results included
- 2007-06-28: Checked n = 940000 - 978000, Michael Kwok
- 2007-03-22: Checked n = 900000 - 940000, Michael Kwok, results included
- 2007-02-13: Found n = 916763, Michael Kwok
- 2007-01-24: Checked n = 826000 - 900000, Michael Kwok, results included
- 2006-11-23: Checked n = 700000 - 826000, Michael Kwok, results included
- 2006-09-28: Checked n = 682000 - 700000, Michael Kwok, results included
- 2006-09-11: Checked n = 660000 - 682000, Michael Kwok
- 2006-06-03: Checked n = 600000 - 660000, Michael Kwok, results included
- 2006-05-21: Found n = 645555, Michael Kwok
- 2006-04-22: Checked n = 517700 - 600000, Michael Kwok, results included
- 2006-03-19: Reserved by Michael Kwok
- 2004-06-17: Checked n = 483773 - 517700, Steven Harvey, released
- 2004-05-19: Checked n = 400000 - 483773, Steven Harvey
- 2004-04-26: Checked n = 373800 - 400000, Steven Harvey
- 2004-04-21: Checked n = 1 - 373800, Steven Harvey
- 2004-04-19: Found n = 353661, Steven Harvey
- 2004-04-13: Found n = 311091, Steven Harvey
- 2004-04-01: Found n = 181395, Steven Harvey
- 2004-04-01: Found n = 167843, Steven Harvey
- 1999-06-12: Found n = 48819, Michael J. Graef
- 1994: Found n = 6989, Harvey Dubner