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A256770
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Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum
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1
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3502080, 46785600, 277704000, 1648360000, 7138454400, 30914078976, 117202871808, 444344894464, 1607870564992, 5818110629776, 20980333531040, 75655899841600, 277153998638400, 1015311946881600, 3799410667004160
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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..0..0..1..0....0..0..0..0..1..0..0..0..0
..1..1..1..0..0..0..1..1..0....1..1..1..1..1..1..1..0..0
..0..0..0..1..0..0..0..1..0....0..0..0..0..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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