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A254850
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Number of (n+2) X (4+2) 0..1 arrays with no 3 X 3 subblock diagonal sum one and no antidiagonal sum two.
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1
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4624, 6889, 13456, 37636, 99856, 271441, 729316, 1996569, 5466244, 15202201, 41550916, 113891584, 307932304, 843379681, 2298435364, 6356553984, 17355427600, 47726519296, 129502098496, 355212424009, 966505272100
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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
..0..0..1..1..0..0....1..1..0..0..1..0....1..0..1..1..0..1....0..0..0..1..0..0
..0..0..0..1..1..0....0..0..0..1..0..1....0..1..1..1..1..1....0..1..0..0..1..1
..0..0..0..0..1..1....0..0..1..1..1..0....1..1..0..1..1..0....0..0..1..0..0..0
..1..0..0..0..0..1....0..1..0..1..1..1....1..0..1..1..0..1....0..0..0..0..0..0
..1..0..0..0..0..0....1..0..1..0..1..1....0..1..1..1..1..1....0..0..0..0..1..0
..0..0..1..0..0..0....1..1..0..1..0..0....1..1..0..1..1..1....1..1..0..0..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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