A282890 Number of directed Hamiltonian cycles on the n X n white bishop graph.

2, 8, 792, 1106016, 9403200256, 3564317860276224, 6552227715472984080384

Offset

3,1

Links

Table of n, a(n) for n=3..9.

Eric Weisstein's World of Mathematics, Hamiltonian Cycle

Eric Weisstein's World of Mathematics, White Bishop Graph

Crossrefs

Cf. A282889 (number of Hamiltonian cycles in an n X n black bishop graphs)

Sequence in context: A076985 A120802 A120838 * A004491 A132573 A322142

Adjacent sequences: A282887 A282888 A282889 * A282891 A282892 A282893

Keyword

nonn,more,hard,changed

Author

Eric W. Weisstein, Feb 24 2017

Extensions

a(9) from Andrew Howroyd, May 06 2017

Status

approved