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A278383
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Number of nX6 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes.
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2
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1, 1350, 100807, 4703562, 179716850, 6204309386, 198563803019, 5851197688577, 157794170262819, 3912513274701995, 90233123783207419, 1960361831058212555, 40518771843257636636, 801152317698519068308, 15177259705860270641696
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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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EXAMPLE
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Some solutions for n=3
..1..1..1..1..1..0. .1..1..0..0..1..1. .1..0..1..0..1..1. .1..1..0..1..1..0
..0..0..0..0..0..1. .0..0..0..1..0..1. .0..1..1..0..0..1. .0..0..1..0..1..0
..1..0..0..0..0..0. .1..0..0..1..1..1. .0..1..1..1..0..0. .0..1..0..0..1..1
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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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