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A172860
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Number of n X n 0..5 arrays with row sums 9 and column sums 9
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1
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0, 2, 355, 838792, 10177326885, 502857653609080, 84763676021354613990, 42550449824987801797296000, 57040154877904164444585301792867, 186651541822247767681950912578484269400
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OFFSET
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1,2
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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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