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A258955
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Number of (n+3)X(6+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum
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1
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35887648, 14867112, 8889408, 4910670, 2593544, 1910774, 1416722, 1288390, 1218684, 1472988, 1657826, 2046954, 3062150, 4719396, 7324320, 12856214, 22718934, 42565040, 79923112, 153227136, 294719620, 580320190, 1139462866
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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..0..0..1..0..0..0....0..0..0..0..0..1..0..0..0
..0..0..0..1..0..1..1..1..0....0..0..0..1..1..0..0..1..1
..1..0..0..1..0..1..1..1..0....1..0..0..1..1..0..0..0..1
..0..0..0..0..0..1..0..0..0....0..1..0..0..1..1..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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