Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3). |
Navigation
Topics | Help • Register • News • History • How to • Sequences statistics • Template prototypes |
Cullen prime 4
History
- ?: 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