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A287226 Number of matchings in the n X n queen graph. 0
1, 10, 1222, 3134676, 211688646876 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

Eric Weisstein's World of Mathematics, Independent Edge Set

Eric Weisstein's World of Mathematics, Matching

Eric Weisstein's World of Mathematics, Queen Graph

CROSSREFS

Sequence in context: A249849 A027879 A194497 * A015108 A070065 A222793

Adjacent sequences:  A287223 A287224 A287225 * A287227 A287228 A287229

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, May 22 2017

STATUS

approved

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Last modified October 21 19:16 EDT 2021. Contains 348155 sequences. (Running on oeis4.)