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A250980
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Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements
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1
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2227408, 2594308975, 3000977166321, 3476591604928509, 4027179649653568467, 4665050923272559405591, 5403961231550447362641701, 6259908822295432951121546315, 7251432322763247882238782480911
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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..1..0..2..1..2..1....0..1..1..2..2..2..0....0..0..2..1..1..1..1
..0..1..0..2..0..2..0....0..1..0..2..2..1..0....0..2..2..1..1..0..2
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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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