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A201448
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Number of nX5 0..3 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other
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1
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4, 56, 246, 261, 4544, 22324, 45532, 32314, 313710, 1126721, 1675002, 879801, 7177332, 20808117, 25958138, 11930250, 83429402, 215418299, 242046848, 99077372, 640294388, 1516885224, 1571234990, 603846146, 3627055278
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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=8
..0..0..0..1..2....0..0..0..1..2....0..0..0..0..1....0..0..0..0..2
..0..1..1..1..2....0..0..1..1..2....0..0..1..1..2....0..0..0..2..2
..0..1..1..1..3....0..0..1..1..2....0..1..1..1..2....0..1..1..2..3
..0..1..2..2..3....0..0..1..1..2....0..1..1..1..2....0..1..1..2..3
..0..1..2..2..3....0..1..1..1..2....0..1..2..2..2....0..1..1..3..3
..0..1..2..3..3....2..2..2..3..3....0..2..2..3..3....1..1..2..3..3
..0..2..2..3..3....2..3..3..3..3....2..3..3..3..3....1..1..2..3..3
..0..2..3..3..3....2..3..3..3..3....2..3..3..3..3....2..2..2..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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