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A208364
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Number of n X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 0 1 0 vertically
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1
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2, 16, 114, 1953, 67396, 4503765, 570085195, 146860432968, 74897509230292, 75596512299763500, 152131706172601320207, 610735743447136550959464, 4881221988286284651358877549, 77769812914565143635925340729415
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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
..1..0..1..0....1..0..1..0....0..1..0..1....0..1..0..0....0..1..1..0
..0..1..0..0....1..1..1..1....1..1..1..0....0..1..1..0....0..1..0..0
..1..1..1..0....1..1..1..1....1..1..1..0....0..1..1..0....0..1..1..0
..1..1..1..0....1..1..1..1....1..0..1..0....0..1..1..0....0..1..1..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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