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A038786
Circulant self-complementary directed p^2-graphs up to rotations only, indexed by odd primes p.
3
4, 216, 399480, 10481104587335216, 123992391755402970675056, 81988033818127290961563099285346969402464, 4480981113642949878240780781141254929604041319907336
OFFSET
1,1
COMMENTS
a(p^2)=A038790(p^2) for p=4k-1
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. A038785.
Sequence in context: A167888 A371204 A036740 * A268362 A072694 A248099
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