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A183599
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1/6 the number of (n+1)X6 0..2 arrays with every 2X2 subblock containing all three values
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1
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2376, 78729, 2366412, 72592860, 2220901926, 68026656422, 2083981368760, 63854542807704, 1956721189681174, 59964037003007332, 1837667093496854518, 56318507579345070520, 1725998009645259021660, 52897152711871651813326
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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 with a(1,1)=0 for 3X6
..0..1..2..1..0..1....0..1..0..1..1..1....0..1..0..2..1..2....0..1..0..0..1..0
..2..2..0..0..2..2....2..2..0..2..0..2....1..2..1..0..1..0....2..0..2..1..2..2
..0..1..1..2..1..0....1..0..1..1..1..1....1..0..2..2..1..2....1..1..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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