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A232203
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Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor
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1
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1270657, 4955798535, 16125727718291, 54098452658673021, 182361235082538718699, 614268969565470965614819, 2068734726208811311397436981, 6967263753083738967913587093853
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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..1..0..0..2..2..1....0..0..0..0..2..0..0..2....0..0..0..1..0..0..1..0
..0..2..2..2..0..1..1..1....0..0..1..2..2..0..0..2....0..1..1..0..2..2..2..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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