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Generalized Cullen primes of the form n•8n+1
Current data
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Remarks : |
The sequence A242178 in OEIS |
Notes
History
- 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
- 2018-08-14: Checked n = 2 - 800000, Serge Batalov, double-check n = 2 - 166666, confirmed by private communication
- 2014: Checked n = 106575 - 166666, Steven Harvey
- 2013-06-10: Found n = 749130, Serge Batalov
- 2004: Checked n = 7629 - 106574, Günter Löh
- 2000: Checked n = 4768 - 7629, Wilfrid Keller
- 1999-12-27: Found n = 35945, Jo Yeong Uk
- 1999-12-13: Found n = 20855, Jo Yeong Uk
- 1999-07-23: Found n = 42816, Kazuyoshi Asao
- 1989: Checked n = 1 - 4768, Harvey Dubner
- 1989: Found n = 1911, Harvey Dubner