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A231035
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Number of nX6 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3 and at least one element with value (x(i,j)-1) mod 3, and upper left element zero
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1
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0, 32, 9726, 677204, 79772488, 10140483166, 1171740348034, 139409083454936, 16609563930667236, 1971906217514092058, 234381303676846940902, 27859583926828807881986, 3311078808356794610011448
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=3
..0..1..0..2..0..2....0..2..2..0..2..0....0..2..1..0..1..2....0..1..0..1..2..1
..0..2..2..1..1..2....1..1..1..0..1..1....1..1..2..0..0..0....2..2..2..0..0..1
..0..1..1..0..2..0....2..0..2..2..0..2....2..0..2..1..2..1....1..0..1..0..1..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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