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A235514
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Number of (n+1)X(5+1) 0..1 arrays with the sum of each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise
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1
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2660, 103736, 3977050, 150092214, 5645191775, 211711499238, 7934494535832, 297222406479878, 11132550506229506, 416940408877849294, 15615143184638270525, 584807372908857047008, 21901745641913166256875
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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..0..1..1..0..0....1..0..1..0..1..0....0..1..0..1..0..0....0..0..1..1..0..1
..1..1..0..1..1..0....1..0..1..0..1..0....0..0..1..1..1..1....1..0..1..0..0..1
..0..0..1..0..0..1....1..1..0..0..0..0....1..1..0..0..1..1....0..1..0..0..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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