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Difference between revisions of "Cullen prime 4"
(completed a reservation) |
(reserving base 4) |
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Line 3: | Line 3: | ||
|CuMaxn=500000 | |CuMaxn=500000 | ||
|CuDate=2023-05-28 | |CuDate=2023-05-28 | ||
− | |CuReserved= | + | |CuReserved=Ryan Propper |
|CuNlist= | |CuNlist= | ||
1;C:{{NPr|2}} | 1;C:{{NPr|2}} |
Revision as of 21:28, 4 July 2023
Reserved! This sequence is currently reserved by: Ryan Propper |
Current data
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Remarks : |
The sequence A007646 in OEIS |
Notes
History
- 2023-05-28: Checked to n = 500000, Mark Rodenkirch
- 2023-04-28: Reserved by Mark Rodenkirch to n=500000
- 2023-04-23: Checked n = 2 - 100000, Mark Rodenkirch, double-checked
- ?: Checked n = 108770 - 250000, Steven Harvey
- 1999-10-07: Found n = 48375, Kazuyoshi Asao
- 1989: Found n = 3972, Harvey Dubner
- 1989: Found n = 3777, Harvey Dubner