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Generalized Woodall primes of the form n•18n-1
Current data
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Remarks : |
The sequence A299381 in OEIS See early history at Generalized Woodall news, Generalized Woodall primes, & Generalized Woodall completed ranges. |
Notes
- ↑ Twin n=1
History
- 2023-08-10: none, Ryan Propper, released
- 2023-04-29: Checked n = 1000000 - 1600000, Ryan Propper
- 2023-04-19: Reserved by Ryan Propper to n = 1600000
- 2023-04-10: Checked n = 400000 - 1000000, Ryan Propper
- 2023-04-01: Reserved by Ryan Propper to n = 1000000
- 2016-02-08: Checked n = 250000 - 400000, Steven Harvey
- 2015-11-02: Reserved by Steven Harvey to n = 400000
- 2014-03-13: Checked n = 4000 - 25000, Steven Harvey, double-check n = 4000 - 10000
- 2011-05-05: Checked n = 200000 - 250000, Steven Harvey
- 2011-03-06: Reserved by Steven Harvey to n = 250000
- 2010-11-01: Checked n = 17 - 4000, Steven Harvey, double-check
- 2009-03-13: Checked n = 40000 - 200000, Mark Rodenkirch
- 2009-01-31: Found n = 92711, Mark Rodenkirch
- 2008-12: Found n = 43346, Mark Rodenkirch
- 2008-12-11: Reserved by Mark Rodenkirch to n = 100000
- 2005-04-27: Found n = 46984, Peter Benson
- 2005-01-03: Checked n = 5000 - 10000, Mark Rodenkirch
- 2004-12-21: Reserved by Mark Rodenkirch to n = 10000
- 2004-12-21: Checked n = 17 - 5000, Mark Rodenkirch
- 2004-12-15: Reserved by Mark Rodenkirch to n = 6000
- 2004-12-03: Reserved by Mark Rodenkirch to n = 5000
- 2004-01-16: Found n = 38751, Steven Harvey
- 2002-08: Found n = 17559, Steven Harvey
