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A251166
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Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements
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1
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1201970, 35120036, 572903455, 9109822648, 151628039982, 2775154020785, 50643184293432, 884193931380840, 15412403397724456, 275973258608220950, 4974725406199206160, 88634045953384779534, 1572295392290862280078
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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=1
..0..0..2..0..3..0..1..1....0..0..3..3..0..1..3..3....0..0..3..0..1..3..0..1
..2..0..2..0..3..0..0..1....2..2..0..3..3..1..0..0....0..0..3..2..0..3..3..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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