A308280 Number of (undirected) Hamiltonian paths in the n-triangular honeycomb obtuse knight graph.

0, 0, 0, 0, 0, 168, 0, 1476036

Offset

1,6

Links

Table of n, a(n) for n=1..8.

Stan Wagon, Graph Theory Problems from Hexagonal and Traditional Chess, The College Mathematics Journal, Vol. 45, No. 4, (September 2014), pp. 278-287.

Eric Weisstein's World of Mathematics, Hamiltonian Path

Crossrefs

Sequence in context: A012021 A175558 A289743 * A259086 A062518 A038823

Adjacent sequences: A308277 A308278 A308279 * A308281 A308282 A308283

Keyword

nonn,more

Author

Eric W. Weisstein, May 18 2019

Status

approved