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Generalized Cullen primes of the form n•38n+1
Current data
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History
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2023-05-07: Checked n = 200000 - 1500000, Ryan Propper, released
- 2023-05-05: Found n = 884411, Ryan Propper
- 2023-05-04: Found n = 430157, Ryan Propper
- 2023-05-04: Reserved by Ryan Propper to n = 1500000
- 2023-05-01: Checked n = 100001 - 200000, Mark Rodenkirch, double-check n = 100001 - 141911, released
- 2023-04-17: Checked n = 2 - 100000, Mark Rodenkirch, double-check
- 2023-04-01: Reserved by Mark Rodenkirch to n = 200000
- 2010: Checked n = 4221 - 141911, Günter Löh
- 2000: Checked n = 1 - 4221, Wilfrid Keller
- 2000-02: Found n = 1209, Wilfrid Keller
