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A200896
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Number of nX2 0..5 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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1
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15, 30, 13, 649, 3247, 1483, 84463, 395138, 147370, 10892006, 61376744, 26060323, 1860718688, 9722469665, 3689916515, 298977508446, 1746612244800, 731620635705, 56300135952299, 307084986199367, 118048036603381
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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..1....0..2....0..3....0..1....0..2....0..3....0..3....0..2....0..1....0..3
..2..3....1..4....1..4....2..5....1..5....2..4....2..5....1..3....3..5....1..5
..4..5....3..5....2..5....3..4....3..4....1..5....1..4....4..5....2..4....2..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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