

A143249


Number of (directed) Hamiltonian circuits in the nth order AnrĂˇsfai graph.


0




OFFSET

1,2


LINKS

Table of n, a(n) for n=1..10.
Eric Weisstein's World of Mathematics, AndrĂˇsfai Graph
Eric Weisstein's World of Mathematics, Hamiltonian Cycle


CROSSREFS

Sequence in context: A028580 A171873 A098706 * A161181 A073834 A111837
Adjacent sequences: A143246 A143247 A143248 * A143250 A143251 A143252


KEYWORD

nonn,more


AUTHOR

Eric W. Weisstein, Aug 01, 2008


EXTENSIONS

a(7) from Eric W. Weisstein, Dec 16 2013
a(8) from Eric W. Weisstein, Dec 23 2013
a(9) from Eric W. Weisstein, Dec 26 2013
a(10) from Eric W. Weisstein, Apr 08 2014


STATUS

approved



