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A205472
Number of (n+1)X6 0..2 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..2 introduced in row major order
1
2709, 61978, 1504556, 38649376, 1002405121, 26272023365, 690109737187, 18179839278978, 479230888858502, 12644948875816236, 333720627683258097, 8810523515340428257, 232623501031146386321, 6142757563889683779852
OFFSET
1,1
COMMENTS
Column 5 of A205475
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..1..2..2....0..0..1..0..1..2....0..0..1..0..2..1....0..0..0..0..0..0
..0..1..0..1..1..1....0..1..1..0..1..1....1..0..0..0..2..1....0..1..0..1..1..0
..0..0..0..0..0..1....0..0..0..0..0..0....0..0..2..2..2..2....0..0..0..0..0..0
..2..0..1..0..1..1....2..0..1..0..2..0....0..2..2..0..2..0....0..1..0..1..0..1
..2..0..1..1..1..2....0..0..1..0..2..2....0..2..0..0..2..2....0..0..0..1..1..1
CROSSREFS
Sequence in context: A031550 A083615 A205750 * A252430 A031622 A234551
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 27 2012
STATUS
approved