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A172555
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Number of 2*n X 8 0..1 arrays with row sums 4 and column sums n
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1
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70, 44730, 60871300, 116963796250, 273957842462220, 729833528645228700, 2128370421607383353400, 6637298299496411164868250, 21796558191507153941744357500, 74580431332898028185458459628980
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OFFSET
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1,1
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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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