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Riesel primes of the form 53•2n-1
Reserved! This sequence is currently part of Multi Reservation 4: RPS Megabit Drive 1. |
Current data
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History
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
- 2018-04-11: Checked n = 1000000 - 1653000, 1684000 - 3000000, RPS Megabit Drive 1
- 2011-04-18: Found n = 1632590, Larry Soule, 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 - 993737, 1652126 - 1684448, Peter Benson
- 2008-11-11: Checked to n = 1000000, Gary Barnes
- 2008-11-05: Checked to n = 700000, Gary Barnes
- 2008-10-31: Checked to n = 578000, Gary Barnes
- 2008-09-07: Reserved by Gary Barnes
- 2007-07-11: Found n = 582078, James P. Burt
- 2004-10-11: Checked to n = 520000, Predrag Minovic, released
- 2004-08-03: Checked to n = 416000, Predrag Minovic
- 2004-07-13: Checked to n = 290000, Predrag Minovic
- 2004-07-07: Checked to n = 275000, Predrag Minovic
- 2004-06-18: Checked to n = 241000, Predrag Minovic
- 2004-06-17: Found n = 206970, Predrag Minovic
- 2004-06-14: Checked to n = 120000, Predrag Minovic
- 2004-06-07: Reserved by Predrag Minovic
- 1989: Found n = 21710, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown