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A114631
Number of even fixed diagonal Latin squares.
2
1, 1, 0, 24, 384, 702720, 6231859200, 1364560466411520
OFFSET
1,4
LINKS
Eric Weisstein's World of Mathematics, Alon-Tarsi Paradox
CROSSREFS
Sequence in context: A081138 A269181 A266185 * A020782 A025952 A028031
KEYWORD
nonn,hard
AUTHOR
Eric W. Weisstein, Dec 18 2005
STATUS
approved