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Generalized Cullen primes of the form n•67n+1
Current data
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History
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2023-06-03: Checked n = 100000 - 200000, Mark Rodenkirch, double-check n = 100000 - 171857, released
- 2023-05-27: Reserved by Mark Rodenkirch to n = 200000
- 2023-05-09: Checked n = 1 - 100000, Mark Rodenkirch, double-check, released
- 2023-04-18: Reserved by Mark Rodenkirch to n = 100000, double-check
- 2011: Checked n = 4133 - 171857, Günter Löh
- 2005-03-29: Found n = 52932, Günter Löh
- 2000: Checked n = 1473 - 4133, Wilfrid Keller
- 1989: Checked n = 1 - 1473, Harvey Dubner
