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A184142
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Number of nX7 binary arrays with rows and columns in nondecreasing order
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1
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8, 92, 1682, 42305, 1202234, 33345183, 836488618, 18470742266, 358194085968, 6148026957098, 94402700488339, 1310734458313359, 16616390002366515, 193963806947349704, 2100034143080950846, 21221195503865955621
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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 3X7
..0..0..0..0..0..0..1....0..0..0..0..0..1..1....0..0..1..1..1..1..1
..0..1..1..1..1..1..1....0..0..0..0..0..1..1....0..1..0..0..0..1..1
..1..0..0..0..1..1..1....0..1..1..1..1..0..0....1..1..1..1..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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