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A220201
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Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal 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, 182, 3294, 42338, 527350, 6896106, 89707755, 1115147627, 13155238931, 147839898791, 1598312017201, 16734940461827, 169894704605296, 1670767701946084, 15917437110987473, 147131559984674311
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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..1..0..0..0....1..1..1..1..1....2..2..2..0..0....0..0..0..0..0
..2..1..0..0..0....2..1..1..1..1....2..2..2..0..0....1..0..0..0..0
..2..2..1..0..0....3..1..1..1..1....3..3..2..0..0....1..1..1..2..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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