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A229370
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Number of nX6 0..2 arrays avoiding 11 horizontally, 22 vertically and 00 antidiagonally
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1
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448, 19675, 1067299, 56939585, 3043629267, 162794962814, 8710922742428, 465220677212678, 24888824486410340, 1329636795738857739, 71103770288879123298, 3799851842800067248447, 203151084678069461627099
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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=3
..0..0..1..2..0..0....0..0..0..0..0..2....0..0..0..2..0..1....0..0..1..2..1..2
..1..0..2..1..2..0....1..2..1..2..1..0....1..2..2..1..2..1....2..2..0..0..0..0
..1..0..1..2..1..2....0..1..0..1..2..0....0..0..0..2..1..2....0..1..2..2..2..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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