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A172538
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Number of n X n 0..1 arrays with row sums 13 and column sums 13.
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2
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 87178291200, 147320988741542099484000, 190637228506535883540302038364160000, 238871596129285108315684789088803525762942560000
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OFFSET
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1,14
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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