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A203942
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Number of (n+1)X7 0..5 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively
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1
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10808414, 1186308022, 88637852693, 4247443759982, 142896138921828, 3601865763979034, 71890441717085471, 1179504158362844214, 16408154653966945422, 197794639813897768296, 2104625076176364592361
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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
..5..5..5..5..5..5..5....5..0..5..4..4..4..5....3..0..4..3..2..3..2
..5..5..5..5..5..5..5....0..5..4..5..5..5..5....0..3..3..4..5..4..5
..5..5..5..5..5..5..5....1..4..5..5..5..5..5....4..2..4..5..4..5..4
..5..5..5..5..5..5..5....2..4..5..5..5..5..5....2..4..5..4..5..4..5
..5..5..5..5..5..5..5....2..4..5..5..5..5..5....2..5..4..5..4..5..4
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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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