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A223741
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Number of nX7 0..2 arrays with rows, columns, diagonals and antidiagonals unimodal
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0
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239, 57121, 4207089, 129982953, 2289596121, 28017383049, 268717054875, 2171612995939, 15433289999394, 98940871306124, 581277319267903, 3162355311990371, 16049547130078535
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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..0..0..1..1..0....0..0..0..1..1..1..2....0..0..0..0..0..2..0
..0..0..1..2..2..2..1....0..0..0..1..1..2..0....0..0..0..0..2..2..0
..0..0..0..2..2..2..0....0..0..0..1..1..1..0....0..0..0..0..1..0..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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