A229370 Number of nX6 0..2 arrays avoiding 11 horizontally, 22 vertically and 00 antidiagonally

448, 19675, 1067299, 56939585, 3043629267, 162794962814, 8710922742428, 465220677212678, 24888824486410340, 1329636795738857739, 71103770288879123298, 3799851842800067248447, 203151084678069461627099

Offset

1,1

Comments

Column 6 of A229372

Links

R. H. Hardin, Table of n, a(n) for n = 1..220

Example

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

Crossrefs

Sequence in context: A234170 A120104 A229378 * A174154 A071104 A087700

Adjacent sequences: A229367 A229368 A229369 * A229371 A229372 A229373

Keyword

nonn

Author

R. H. Hardin Sep 21 2013

Status

approved