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A267734
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Number of nX7 0..1 arrays with every repeated value in every row and column greater than or equal to the previous repeated value.
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1
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92, 8464, 778688, 47293550, 2818160392, 143643342651, 6910434801148, 308861582336509, 13143892092247732, 534580146047554692, 20962594989587781990, 796203995351206031909, 29426773353675857436150
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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=2
..0..1..0..0..0..1..1....0..1..0..1..0..0..0....0..1..0..0..0..1..0
..0..0..0..1..1..1..0....1..0..0..1..0..1..1....0..0..0..0..1..1..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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