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A202468
Number of (n+2)X7 binary arrays with no more than two of any consecutive three bits set in any row or column
1
317179, 18374521, 1044865367, 58746383721, 3323590649777, 187820723381421, 10610932604054547, 599616560193259281, 33881738532796270907, 1914496303093962715299, 108180387260313623312899
OFFSET
1,1
COMMENTS
Column 5 of A202471
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0..0....0..0..0..0..0..1..0....0..0..0..0..0..1..0
..0..0..0..1..0..1..1....0..0..0..1..0..0..0....0..0..0..1..0..1..0
..0..0..0..1..0..0..0....0..0..0..0..1..0..0....0..0..0..1..1..0..0
..0..0..0..0..0..0..1....0..0..0..0..1..0..0....0..0..0..0..0..0..0
..0..0..0..0..0..1..1....0..0..0..0..0..0..0....0..0..0..1..0..0..1
CROSSREFS
Sequence in context: A309238 A153749 A186623 * A251528 A253341 A210317
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 19 2011
STATUS
approved