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A223674
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Number of 7Xn 0..1 arrays with rows, diagonals and antidiagonals unimodal
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1
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128, 16384, 371641, 2343189, 8052573, 21347949, 51831694, 124050234, 299298122, 726344042, 1747724083, 4106362589, 9335920794, 20497890026, 43553671579, 89873040155, 180673406871, 354644672067, 680755779412, 1279369459830
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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=3
..0..0..1....0..0..1....0..0..0....0..0..0....0..0..1....0..0..1....0..0..0
..0..1..0....0..1..0....0..0..0....0..0..1....0..1..1....1..0..0....0..0..0
..1..1..1....1..0..0....1..1..1....0..0..1....1..1..0....0..1..1....0..1..1
..0..0..0....0..1..1....0..1..0....0..0..0....1..1..1....0..0..0....0..1..1
..0..0..0....0..1..0....0..0..1....0..0..0....1..0..0....0..0..0....0..0..0
..1..1..1....1..0..0....0..1..0....0..0..1....0..0..0....1..1..1....0..0..1
..1..1..0....1..0..0....0..0..0....1..1..0....0..0..0....1..0..0....0..1..0
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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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