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A256027
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Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 1 and no column sum 1
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1
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1804, 9820, 65202, 408233, 2608924, 17064206, 111505109, 730298893, 4797270283, 31486421742, 206635131614, 1357044255580, 8913054489558, 58531741918910, 384382982272254, 2524426603214310, 16579200749433316, 108882973386998444
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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
..1..1..1..1..0..1..1..1....1..0..1..1..1..1..1..1....1..1..1..1..1..1..0..1
..1..1..0..1..1..1..1..0....1..1..1..1..1..1..0..1....0..1..1..1..0..1..1..0
..1..1..1..1..1..1..1..1....1..1..1..1..1..1..1..1....1..1..1..1..1..1..1..1
..1..1..1..1..1..1..1..1....0..1..1..0..1..1..1..1....1..0..1..1..1..1..1..1
..1..0..1..1..1..1..0..1....1..1..1..1..1..1..0..1....1..1..1..1..1..1..1..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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