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A232785
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Number of (n+1)X(2+1) 0..2 arrays x(i,j) with row sums sum{j^3*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^3*x(i,j), i=1..n+1} nondecreasing
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0
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112, 1169, 9819, 65492, 373614, 1844746, 8112547, 32677547, 121501353, 420214245, 1363008851, 4172832963, 12132314728, 33690630877, 89752858929, 230127202027
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=4
..0..2..0....1..1..0....1..0..0....0..2..0....0..0..0....2..0..1....1..1..0
..0..2..0....1..1..0....0..0..1....1..2..1....0..0..0....2..1..1....1..2..0
..1..2..1....1..1..0....1..0..1....0..0..2....0..1..1....2..2..1....0..0..1
..2..2..1....0..1..2....2..1..1....2..2..2....0..0..2....2..0..2....1..2..2
..1..1..2....1..1..2....1..2..2....2..2..2....1..2..2....0..2..2....2..2..2
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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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