A207199 Number of nX6 0..2 arrays avoiding the pattern z-1 z-1 z in any row or column

523, 273529, 94815963, 31901664357, 10662765804288, 3560964505762489, 1191041491968754066, 398470836985673760515, 133337039667234489609377, 44618908375745837185350940, 14931081796788904767871588709

Offset

1,1

Comments

Column 6 of A207201

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..2..1..0..2..1..2....2..2..1..2..0..0....1..2..2..0..0..2....0..1..2..1..2..0
..2..1..1..0..1..1....2..0..0..2..2..2....1..2..0..1..2..1....0..1..0..2..0..1
..0..0..2..0..0..2....1..1..0..2..2..0....0..2..0..0..0..2....2..0..1..0..0..2
..0..0..0..2..2..0....1..0..2..2..0..2....2..0..0..2..0..1....1..1..0..0..0..2

Crossrefs

Sequence in context: A207206 A206732 A207356 * A045209 A074889 A249286

Adjacent sequences: A207196 A207197 A207198 * A207200 A207201 A207202

Keyword

nonn

Author

R. H. Hardin Feb 15 2012

Status

approved