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A234632 Numbers of directed Hamiltonian paths in the n X n black bishop graph. 3
2, 8, 192, 50752, 64264704, 2591115982336, 458135084510273536, 5255224440224669298917376 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..9.

Eric Weisstein's World of Mathematics, Bishop Graph

Eric Weisstein's World of Mathematics, Black Bishop Graph

Eric Weisstein's World of Mathematics, Hamiltonian Path

CROSSREFS

Cf. A234637, A096970.

Sequence in context: A028368 A056990 A234637 * A070235 A057194 A012539

Adjacent sequences:  A234629 A234630 A234631 * A234633 A234634 A234635

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Dec 28 2013

EXTENSIONS

a(3) prepended and a(8)-a(9) from Andrew Howroyd, Feb 21 2016

a(2) prepended by Eric W. Weisstein, Nov 16 2016

STATUS

approved

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Last modified June 18 06:02 EDT 2021. Contains 345098 sequences. (Running on oeis4.)