A202377 Number of (n+2)X9 binary arrays avoiding patterns 001 and 111 in rows and columns.
11362, 68965, 327679, 1285065, 4830102, 16261405, 51833855, 156557263, 450660848, 1250551900, 3351714309, 8722793052, 22118866900, 54801500414, 132976157412, 316751623141, 741810250017, 1710936850978, 3891524278627
Offset: 1
Keywords
Examples
Some solutions for n=2 ..0..1..1..0..1..1..0..0..0....0..1..0..1..1..0..1..0..0 ..1..1..0..1..0..1..1..0..0....0..1..1..0..0..0..0..0..0 ..1..0..1..0..1..0..0..0..0....0..0..0..0..0..0..0..0..0 ..0..1..0..1..0..0..0..0..0....0..0..0..0..0..0..0..0..0
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
Comments