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

52, 839128, 6701785562968, 12083890870771962491424805136043760, 2398361661260968891411175234090908403781861753200, 1828394251506568537335964147598606029781088871684165132246643817787950377305065340000

Offset: 1

Author

N. J. A. Sloane, May 04 2000

Keywords

• nonn
• easy

Links

• 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.

Extensions

More terms from Valery A. Liskovets, May 09 2001

Offset corrected by Sean A. Irvine, Feb 14 2021