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A172810
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Number of n X n 0..4 arrays with row sums 12 and column sums 12
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1
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0, 0, 1, 10147, 1380339980, 923707339966121, 2559427003605480026767, 25779625922082640845623786596, 842495245380303684515723877888629640, 81060631348910042232392222017393387380144900
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OFFSET
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1,4
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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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