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A158651
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Number of directed Hamiltonian paths on the nxn king's tour graph.
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1
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OFFSET
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1,2
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COMMENTS
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Number of open directed king's tours on the nxn board.
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LINKS
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Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics, King's Tour Graph
Index entries for sequences related to graphs, Hamiltonian
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CROSSREFS
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Cf. A140521, A096969, A137891.
Sequence in context: A062313 A062528 A175604 * A204559 A078522 A208792
Adjacent sequences: A158648 A158649 A158650 * A158652 A158653 A158654
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KEYWORD
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nonn,more
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AUTHOR
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Eric W. Weisstein, Mar 23, 2009
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EXTENSIONS
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a(5) from Max Alekseyev, May 03 2009
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STATUS
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approved
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