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A172938
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Number of n X n 0..8 arrays with row sums 9 and column sums 9
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1
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0, 8, 1462, 2285392, 20799366165, 841536749932180, 123497359693624468650, 56264817255407588985669120, 70413374705157290394475959841507, 219295201090394751786316169884571962500
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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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