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A282890 Number of directed Hamiltonian cycles on the n X n white bishop graph. 3
2, 8, 792, 1106016, 9403200256, 3564317860276224, 6552227715472984080384 (list; graph; refs; listen; history; text; internal format)
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

AUTHOR

Eric W. Weisstein, Feb 24 2017

EXTENSIONS

a(9) from Andrew Howroyd, May 06 2017

STATUS

approved

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Last modified July 17 02:56 EDT 2019. Contains 325092 sequences. (Running on oeis4.)