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A186049
Number of (n+2)X8 binary arrays with each 3X3 subblock singular
1
2588842, 240280270, 21790214094, 1642063770394, 137706977983060, 11449128594687024, 936496872238986044, 77511953226639748246, 6406893092233533908442, 528930411882010842895740
OFFSET
1,1
COMMENTS
Column 6 of A186052
LINKS
EXAMPLE
Some solutions for 4X8
..0..0..0..0..1..0..1..1....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..1..0....0..0..0..0..1..1..0..1....0..0..0..0..0..0..1..1
..0..0..0..1..0..0..0..0....0..0..0..0..1..1..0..1....0..0..0..1..1..0..1..1
..0..0..0..1..0..0..0..0....0..0..0..1..0..1..0..0....0..0..0..0..1..0..0..1
CROSSREFS
Sequence in context: A225321 A259563 A151938 * A237920 A317615 A250706
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 11 2011
STATUS
approved