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A201029
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Number of nX4 0..4 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
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0
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15, 295, 4238, 30157, 96844, 6814915, 221032490, 3642791292, 29879423064, 103128216612, 8111212273960, 269665188133693
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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=3
..0..0..2..1....0..0..1..3....0..0..1..2....0..2..1..3....0..1..1..2
..0..2..2..4....1..2..2..3....0..1..4..3....0..2..1..3....0..3..2..4
..1..3..3..4....1..4..4..4....2..3..3..4....1..3..4..4....0..4..3..3
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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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