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Generalized Cullen primes of the form n•6n+1
Reserved! This sequence is currently reserved by: Ryan Propper |
Current data
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Remarks : |
The sequence A242176 in OEIS See additional history at Generalized Cullen primes & Discoverers of Generalized Cullen primes. |
Notes
- ↑ Twin n=1
- ↑ Twin n=2
- ↑ Proth 732050•64392301+1
- ↑ Proth 763795•64582771+1
History
- 2024-10-17: Reserved by Ryan Propper to n = 10000000
- 2023-12-11: Found n = 4582770, Ryan Propper
- 2023-09-17: Found n = 4450871, Ryan Propper
- 2023-09-09: Found n = 4392300, Ryan Propper
- 2023-07-17: Found n = 2240501, Ryan Propper
- 2023-07-17: Reserved by Ryan Propper
- 2023-07-14: Checked n = 500000 - 2000000, Ryan Propper, released
- 2023-07-06: Found n = 1644731, Ryan Propper
- 2023-07-05: Found n = 515516, Ryan Propper
- 2023-07-04: Reserved by Ryan Propper for n = 500000 - 2000000
- 2023-05-28: Checked n = 100000 - 500000, Mark Rodenkirch, double-check n = 100000 - 200000, released
- 2023-04-28: Reserved by Mark Rodenkirch to n = 500000
- 2023-04-24: Checked n = 2 - 100000, Mark Rodenkirch, double-check
- 2011: Checked n = 123670 - 200000, Geoffrey Reynolds
- 2011: Checked n = 18549 - 123669, Günter Löh
- 2000-06-15: Found n = 51496, Günter Löh
- 2000-01-08: Found n = 30981, Günter Löh
- 2000: Checked n = 4509 - 18549, Wilfrid Keller
- 1998-11-20: Found n = 13118, Wilfrid Keller
- 1998-11-20: Found n = 12043, Wilfrid Keller
- 1998-11-19: Found n = 10115, Wilfrid Keller
- 1998-11-19: Found n = 9901, Wilfrid Keller
- 1989: Checked n = 1 - 4509, Harvey Dubner