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A256734
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Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three
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1
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12865280, 1047687424, 65927512064, 4910514177024, 337855448236032, 23679083944969216, 1660456237166444544, 116231639047144574976, 8123935526478378696704, 568293011012555646713856
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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..0..0..0..0....0..0..0..0..0..0..0..0..0
..1..1..0..1..0..1..0..1..0....0..0..1..0..1..1..1..1..0
..0..0..0..1..1..1..1..1..0....0..1..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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