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Riesel primes of the form 47•2n-1
Reserved! This sequence is currently part of Multi Reservation 4: RPS Megabit Drive 1. |
Current data
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Remarks : |
The sequence A050549 in OEIS |
History
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2018-04-11: Checked n = 1000000 - 1653000, 1692000 - 3000000, RPS Megabit Drive 1
- 2011-01-30: Found n = 1025950, Predrag Minovic, RPS Megabit Drive 1
- 2011-01-26: Reserved by RPS Megabit Drive 1 for n > 1000000
- 2010-04-30: Sieving, James P. Burt
- 2009-01-09: Checked n = 950000 - 998779, 1140064 - 1142960, 1652060 - 1692888, 1967588 - 1968430, Peter Benson
- 2008-11-11: Checked to n = 1000000, Gary Barnes
- 2008-11-05: Checked to n = 700000, Gary Barnes
- 2008-10-31: Found n = 695724, Gary Barnes
- 2008-10-31: Found n = 695384, Gary Barnes
- 2008-10-31: Checked to n = 541000, Gary Barnes
- 2008-10-31: Found n = 540494, Gary Barnes
- 2008-09-07: Reserved by Gary Barnes
- 2006-02-06: Checked n = 100000 - 110000, Thomas Ritschel, double-check
- 2004-11-28: Checked to n = 500000, Jeffrey Sax
- 2004-11-02: Found n = 450470, Jeffrey Sax
- 2004-08-01: Checked to n = 210000, Steven Harvey, released
- 2004-07-26: Reserved by Steven Harvey from n=200000