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Generalized Woodall primes of the form n•99n-1
Current data
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History
- 2023-07-14: Checked to n = 200000, Mark Rodenkirch, double-checked and released
- 2014-03-13: Checked to n = 25000, Steven Harvey
- 2012-12: Found n = 22610, Thomas Ritschel
- 2010-11-01: Checked to n = 4000, Steven Harvey
- 2003-01-24: Found n = 17782, Richard Kapek