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A255782
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Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 1 and no row sum 0 and no column sum 0
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1
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198635, 3204754, 71461994, 1182407902, 22610019790, 463394276783, 9007582907953, 175199975406075, 3475690233377737, 68459107740266047, 1345104938505362076, 26506504453080108081, 522233426056453124708
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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=1
..0..0..1..1..1..0..1..0..1....0..1..0..1..0..1..1..0..0
..0..1..1..0..1..1..0..1..1....1..1..0..1..1..1..0..1..0
..1..0..1..1..1..0..1..0..0....1..1..1..1..1..0..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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