A204888 Number of (n+2)X6 0..2 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally, and new values 0..2 introduced in row major order

12188762, 3254488094, 903927237183, 214490839140374, 54207812128671655, 13752971461490455159, 3440854841508866322669, 865571456966588050609608, 217822622513813915869955662, 54748276696335921093975563763

Offset

1,1

Comments

Column 4 of A204889

Links

R. H. Hardin, Table of n, a(n) for n = 1..12

Example

Some solutions for n=3
..0..1..0..2..1..2....0..0..1..2..1..2....0..0..0..0..1..0....0..0..0..0..0..0
..2..1..1..0..1..1....2..1..2..1..1..0....0..2..2..1..0..2....0..0..1..1..1..0
..0..0..0..0..0..0....2..2..2..2..2..2....0..2..0..0..0..0....1..2..2..1..0..1
..0..0..0..1..2..0....1..1..1..0..0..0....2..2..2..2..0..1....1..1..1..1..0..0
..1..2..2..0..0..1....0..1..1..1..0..2....0..0..2..2..2..0....0..1..1..0..0..1

Crossrefs

Sequence in context: A178056 A132291 A263391 * A268418 A286301 A022217

Adjacent sequences: A204885 A204886 A204887 * A204889 A204890 A204891

Keyword

nonn

Author

R. H. Hardin Jan 20 2012

Status

approved