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A219575
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Number of nX5 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nX5 array
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1
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35, 277, 7036, 140884, 2399643, 40957383, 712907937, 12049654947, 191182135966, 2830414300599, 39543593232944, 527873309831568, 6780124855888277, 84033653794317637, 1006703598150310967, 11678304727964154745
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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
..2..2..0..0..0....2..1..1..1..0....0..0..0..0..0....2..1..0..0..0
..2..0..0..0..0....2..2..1..0..0....2..0..0..0..0....2..1..0..0..0
..3..2..0..1..1....2..1..0..0..0....0..0..0..0..2....3..0..0..0..0
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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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