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A206860
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Number of nX5 0..2 arrays avoiding the pattern z z+1 z in any row, column, diagonal or antidiagonal
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1
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191, 36481, 3425501, 314918295, 31208037240, 3092914364659, 303316860005399, 29725367062521082, 2918687692387968133, 286698257332823360369, 28152247554788869997756, 2763985738207647315882808
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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=4
..0..2..2..0..0....1..2..2..1..2....1..0..0..0..0....1..2..2..1..1
..1..0..1..1..2....0..1..1..2..2....1..2..2..0..0....1..1..0..1..2
..2..2..1..2..2....1..0..1..2..0....2..0..0..2..1....1..2..0..1..2
..2..1..2..2..2....1..1..2..0..2....2..1..1..1..1....1..2..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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