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Generalized Woodall primes of the form n•22n-1
Current data
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History
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2023-07-03: Checked n = 4000 - 40000?, (puadz), double-check
- 2023-07-03: Found n = 6143, (puadz), missing prime found
- 2023-06-17: Reserved by (puadz), double-check
- 2017-10-10: Checked n = 200000 - 400000, Steven Harvey
- 2017-09-22: Found n = 341351, Steven Harvey
- 2017-06-01: Reserved by Steven Harvey to n = 400000
- 2014-03-13: Checked to n = 25000, Steven Harvey, double-check
- 2012-10-10: Checked to n = 25000, Thomas Ritschel
- 2011-05-21: Checked n = 125000 - 200000, Steven Harvey
- 2011-04-11: Reserved by Steven Harvey for n = 125000 - 200000
- 2010-11-01: Checked n = 21 - 4000, Steven Harvey
- 2009-10-06: Checked n = 40000 - 125000, Steven Harvey
- 2009-09-15: Reserved by Steven Harvey for n = 40000 - 125000
- 2005-01-03: Checked n = 5000 - 10000, Mark Rodenkirch
- 2004-12-21: Reserved by Mark Rodenkirch to n = 10000
- 2004-12-21: Checked n = 21 - 5000, Mark Rodenkirch
- 2004-12-15: Reserved by Mark Rodenkirch to n = 6000
- 2004-12-03: Reserved by Mark Rodenkirch to n = 5000
