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A308280 Number of (undirected) Hamiltonian paths in the n-triangular honeycomb obtuse knight graph. 0
0, 0, 0, 0, 0, 168, 0, 1476036 (list; graph; refs; listen; history; text; internal format)
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

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Last modified May 18 05:01 EDT 2021. Contains 343994 sequences. (Running on oeis4.)