A183258 Number of nX3 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies

3, 5, 39, 157, 1074, 6851, 44684, 295255, 1966032, 13171478, 88698018, 600058038, 4077037444, 27777725036, 189722626787, 1299006953774, 8913417210851, 61269535943916, 421812728721817, 2908203722323184, 20077316090851079

Offset

1,1

Comments

Column 3 of A183262

Links

R. H. Hardin, Table of n, a(n) for n = 1..200

Example

Some solutions for 5X3
..0..1..1....1..0..1....0..0..1....1..0..0....1..1..1....0..0..0....0..0..1
..0..0..0....0..0..1....0..1..0....0..1..0....0..0..0....0..0..1....0..1..1
..1..1..0....0..0..1....0..0..1....0..1..0....1..1..0....1..0..1....0..0..0
..1..0..0....0..0..1....0..0..1....0..1..0....1..0..0....1..1..1....0..0..1
..1..0..0....1..0..1....0..0..1....0..0..0....0..0..0....1..1..1....1..0..0

Crossrefs

Sequence in context: A337859 A184314 A300938 * A077779 A176112 A215133

Adjacent sequences: A183255 A183256 A183257 * A183259 A183260 A183261

Keyword

nonn

Author

R. H. Hardin Jan 03 2011

Status

approved