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A280847
Number of directed Hamiltonian cycles in the n-folded cube graph.
2
0, 6, 144, 47520, 664024227840
OFFSET
2,2
COMMENTS
a(5) is also the number of directed Hamiltonian cycles in the 2-Keller graph. - Eric W. Weisstein, Mar 21 2018
LINKS
Eric Weisstein's World of Mathematics, Folded Cube Graph
Eric Weisstein's World of Mathematics, Hamiltonian Cycle
Eric Weisstein's World of Mathematics, Keller Graph
CROSSREFS
Sequence in context: A307416 A133460 A166953 * A041271 A196964 A121473
KEYWORD
nonn,hard,more
AUTHOR
Eric W. Weisstein, Jan 17 2017
STATUS
approved