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A188867
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Number of n X n binary arrays without the pattern 0 0 0 antidiagonally or horizontally
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1
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2, 16, 316, 21937, 4805140, 3043939392, 6231989402196, 39466951597153578, 765738615267315132042, 46457365071065953602984688, 8729291812408997804314294504336, 5077761520250192263227063403337912870
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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 3X3
..1..0..1....0..1..0....0..0..1....0..0..1....0..1..0....1..1..1....1..0..1
..1..1..0....1..0..1....1..1..0....0..1..1....0..1..0....1..0..0....1..1..0
..0..1..0....1..1..0....1..0..0....1..0..0....0..1..1....1..1..1....1..0..0
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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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