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A254481
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Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally and vertically
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1
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586508, 1990286, 7113819, 28312934, 71273789, 205535751, 540249256, 1390563554, 3531296333, 9326702364, 24557509678, 66549724018, 180324669249, 491322127557, 1337342513381, 3651797621867, 9962791056432, 27218071969089, 74337214580838
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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..0..1..0..1..0..0....0..0..0..0..0..0..0..1....0..0..0..1..0..1..1..0
..1..1..1..1..0..0..0..1....1..1..1..0..1..0..0..0....1..0..1..1..0..1..1..0
..0..0..0..0..0..0..1..0....0..0..0..0..1..0..1..1....0..1..1..1..0..0..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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