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A225899 Number of nX7 binary arrays whose sum with another nX7 binary array containing no more than a single 1 has rows and columns in lexicographically nondecreasing order 1
29, 527, 12910, 396804, 13135919, 415506534, 11798042714, 293929504271, 6410647528344, 123230963555568, 2108540231577387, 32445522511325004, 453328739037902357, 5800810253342331239, 68494482714581515641 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A225900
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..1..0..1..1....0..0..1..1..0..1..1....0..0..0..1..1..1..1
..1..0..0..0..0..0..1....0..1..0..0..0..0..1....0..1..1..0..0..0..0
..1..0..1..1..1..1..0....0..1..0..0..0..1..1....1..1..1..0..1..1..1
CROSSREFS
Sequence in context: A333064 A228217 A305315 * A028180 A028171 A028146
KEYWORD
nonn
AUTHOR
R. H. Hardin May 20 2013
STATUS
approved

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Last modified April 12 20:38 EDT 2024. Contains 371639 sequences. (Running on oeis4.)