A189193 Number of nX6 binary arrays without the pattern 0 0 1 vertically or antidiagonally.
64, 4096, 83737, 1598444, 24496092, 367115337, 5218915180, 73539558380, 1021199649839, 14125557202206, 194506779840320, 2673686180231803, 36695207349332618, 503243079829310096, 6897499795974119793
Offset: 1
Keywords
Examples
Some solutions for 3X6 ..1..1..1..0..0..0....1..1..1..0..1..0....1..1..1..0..1..1....1..0..0..1..1..1 ..1..1..1..1..1..1....0..0..1..1..1..1....1..1..1..1..1..0....0..1..1..0..1..1 ..0..0..1..1..1..0....1..0..0..0..1..1....1..1..1..1..1..0....0..0..1..0..1..1
Links
- R. H. Hardin, Table of n, a(n) for n = 1..200
Comments