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A038781 Number of nonisomorphic circulant undirected p^2-graphs, indexed by odd primes p. 3
8, 423, 798952, 20962209174670288, 247984783510749556137496, 163976067636254581923091475287730651406666, 8961962227285899756481561562282509859208082639789128 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..9.

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. A049287.

Sequence in context: A193372 A185833 A301668 * A092868 A038782 A209821

Adjacent sequences:  A038778 A038779 A038780 * A038782 A038783 A038784

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, May 04 2000

EXTENSIONS

More terms from Valery A. Liskovets, May 09 2001

STATUS

approved

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Last modified August 22 02:44 EDT 2019. Contains 326169 sequences. (Running on oeis4.)