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Generalized Cullen primes of the form n•23n+1
Current data
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History
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2023-06-05: Checked n = 200000 - 400000, Richard Kapek, released
- 2023-05-10: Reserved by Richard Kapek for n = 200000 - 400000
- 2023-04-27: Checked n = 100000 - 200000, Mark Rodenkirch, double-check n = 100000 - 177567, 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 = 5955 - 177567, Günter Löh
- 2003-04-21: Found n = 89350, Günter Löh
- 2000: Checked n = 921 - 5955, Wilfrid Keller
- 1998-11-08: Found n = 4330, Wilfrid Keller
- 1989: Checked n = 1 - 921, Harvey Dubner
