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A278382
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Number of nX5 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes.
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1
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0, 267, 12910, 368421, 8632118, 179716850, 3325788157, 54735436424, 813247916326, 11132424779200, 142827255320422, 1735129660080135, 20034300716422826, 219810810847095930, 2288305542134926763
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OFFSET
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1,2
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COMMENTS
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LINKS
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FORMULA
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Empirical polynomial of degree 127 (see link above)
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EXAMPLE
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Some solutions for n=3
..0..1..0..1..1. .1..1..1..0..0. .1..0..1..1..0. .1..1..1..0..1
..0..0..1..1..0. .0..1..1..0..1. .0..0..0..0..0. .0..0..1..0..1
..1..1..0..0..0. .0..0..0..1..1. .1..0..1..1..1. .1..0..1..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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