A185929 Number of (n+1)X6 0..3 arrays with no 2X2 subblock trace equal to any horizontal or vertical neighbor 2X2 subblock trace

8003200, 7794298816, 7826768593728, 7834998846007456, 7847745868957709536, 7860583219546798541024, 7873396878795015057964064, 7886218318718674417629561248, 7899065532897073307580323400896

Offset

1,1

Comments

Column 5 of A185933

Links

R. H. Hardin, Table of n, a(n) for n = 1..37

Example

Some solutions for 3X6
..2..0..3..1..3..2....2..0..2..2..0..0....2..0..2..1..3..3....2..0..2..0..2..0
..0..0..0..2..0..2....0..0..0..0..3..2....0..0..0..1..0..2....0..0..0..2..0..2
..0..0..2..0..2..3....0..0..2..0..3..2....0..0..2..0..3..1....0..0..2..0..0..3

Crossrefs

Sequence in context: A203504 A233803 A204970 * A268334 A032430 A206020

Adjacent sequences: A185926 A185927 A185928 * A185930 A185931 A185932

Keyword

nonn

Author

R. H. Hardin Feb 06 2011

Status

approved