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Generalized Cullen primes of the form n•197n+1
Current data
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History
- 2024-11-06: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2024-10-28: Reserved by Gary Barnes, for n = 1 - 100000 double-check
- 2015-12: Checked n = 70000 - 100000, Steven Harvey
- 2008-09: Checked n = 40000 - 70000, Daniel Hermle
- 2005: Checked n = 1 - 40000, Predrag Minovic
- 2004-07: Found n = 3396, Predrag Minovic
