A038778 Circulant directed p^2-graphs up to rotations only, indexed by odd primes p.

52, 839128, 6701785562968, 12083890870771962491424805136043760, 2398361661260968891411175234090908403781861753200, 1828394251506568537335964147598606029781088871684165132246643817787950377305065340000

Offset

1,1

Links

Table of n, a(n) for n=1..6.

M. Klin, V. A. Liskovets and R. Poeschel, Analytical enumeration of circulant graphs with prime-squared vertices, Sem. Lotharingien de Combin., B36d, 1996, 36 pages.

Crossrefs

Cf. A038777.

Sequence in context: A198721 A198912 A208300 * A116107 A114787 A198776

Adjacent sequences: A038775 A038776 A038777 * A038779 A038780 A038781

Keyword

nonn,easy

Author

N. J. A. Sloane, May 04 2000

Extensions

More terms from Valery A. Liskovets, May 09 2001

Offset corrected by Sean A. Irvine, Feb 14 2021

Status

approved