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A196979
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Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,2,1,0,4 for x=0,1,2,3,4
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1
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4, 104, 1422, 19580, 272332, 3795662, 53216978, 741538796, 10335576740, 144324460038, 2014312044979, 28101431225812, 392129201954237, 5472231735063254, 76359651510217964, 1065515249428296294
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OFFSET
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1,1
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COMMENTS
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Every 0 is next to 0 3's, every 1 is next to 1 2's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 4's
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LINKS
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EXAMPLE
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Some solutions for n=4
..2..1..0..1..2....1..2..0..0..0....2..1..0..1..2....1..2..0..0..0
..1..1..2..1..1....0..1..1..2..1....1..0..0..0..1....0..1..0..0..1
..0..0..0..0..0....1..0..0..0..0....1..2..1..0..0....1..0..0..0..2
..0..1..2..1..0....2..1..1..2..1....0..0..0..0..0....2..1..0..0..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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