A191366 Number of base 3 lunar primes of length n.

0, 4, 4, 20, 59, 164, 544, 1730, 5471, 17765, 55050, 173906, 546893

Offset: 1

Author

David Applegate and N. J. A. Sloane, May 31 2011

Keywords

• nonn
• base
• more

Links

• D. Applegate, M. LeBrun and N. J. A. Sloane, Dismal Arithmetic [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]
• Index entries for sequences related to dismal (or lunar) arithmetic

Crossrefs

Cf. A130206 and A170806, A169912, A087636.

Extensions

Additional term from David Applegate, Jun 07 2011