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A250506
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Number of (n+2)X(2+2) 0..2 arrays with nondecreasing medians of every three consecutive values in every row and column
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1
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300763, 9777655, 289735900, 8566581775, 211068335312, 4788105206370, 106126605135236, 2219165591607345, 44296932467093518, 863344277050145773, 16398452113636312341, 304011141191511318716, 5541141767706039301570
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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..2..1..0....0..0..0..1....0..2..1..0....0..2..0..2....0..1..2..1
..0..0..0..2....0..1..2..0....1..0..1..2....2..0..1..1....0..1..2..0
..1..1..0..2....1..2..0..1....2..0..2..2....1..1..0..2....0..2..1..1
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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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