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A172813
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Number of n X 7 0..4 arrays with row sums 7 and column sums n
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1
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1, 393, 248137, 200148649, 165824491281, 152303757391521, 150603715387867113, 157217801593519529577, 171057032412324570540169, 192419094165660969991083673, 222448511010065224292209227273
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graph;
refs;
listen;
history;
text;
internal format)
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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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