A393922 Number of Hamiltonian cycles in the n-triangular honeycomb obtuse knight graph.

0, 0, 0, 0, 0, 0, 0, 1082, 418747538

Offset

1,8

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Hamiltonian Cycle.

Eric Weisstein's World of Mathematics, Triangular Honeycomb Obtuse Knight Graph.

Crossrefs

Sequence in context: A221295 A220687 A188240 * A165809 A332069 A237804

Adjacent sequences: A393919 A393920 A393921 * A393923 A393924 A393925

Keyword

nonn,bref,more

Author

Eric W. Weisstein, Mar 02 2026

Status

approved