login
A184149
1/4 the number of (n+1)X6 0..3 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically
1
746503, 676507975, 595270788529, 526180845527509, 464796062784203293, 410618317896670998877, 362749037617728870936121, 320461324635255992201246287, 283103168549661733499693130559
OFFSET
1,1
COMMENTS
Column 5 of A184153
LINKS
EXAMPLE
Some solutions for 3X6 with a(1,1)=0
..0..0..0..2..1..0....0..0..0..0..2..3....0..0..0..0..3..1....0..0..0..2..2..2
..0..0..0..2..1..1....0..0..0..1..1..1....0..0..0..0..2..2....0..0..0..0..2..3
..0..0..3..2..2..1....0..0..0..3..0..2....0..0..3..0..3..3....0..0..0..0..2..3
CROSSREFS
Sequence in context: A147707 A133183 A119403 * A339105 A133979 A352345
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved