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

29, 527, 12910, 396804, 13135919, 415506534, 11798042714, 293929504271, 6410647528344, 123230963555568, 2108540231577387, 32445522511325004, 453328739037902357, 5800810253342331239, 68494482714581515641

Offset

1,1

Comments

Column 7 of A225900

Links

R. H. Hardin, Table of n, a(n) for n = 1..67

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

Adjacent sequences: A225896 A225897 A225898 * A225900 A225901 A225902

Keyword

nonn

Author

R. H. Hardin May 20 2013

Status

approved