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A188515
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Number of n X n binary arrays without the pattern 1 1 0 diagonally, vertically or horizontally
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0
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2, 16, 229, 6760, 342240, 32470385, 5593606875, 1811059364020, 1103649329789000, 1283030748540574429, 2858394905740312536937, 12271770983630246007920447, 101822638806356395388304091003, 1636793382556126237888634491914956
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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
..0..1..0....0..0..1....1..1..1....0..0..0....0..0..0....1..0..1....1..1..1
..1..1..1....0..1..0....0..0..1....0..0..0....0..0..0....0..1..0....0..0..1
..0..1..1....1..0..1....0..0..1....0..0..1....0..1..1....1..1..1....1..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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