login
A205351
Number of (n+1)X6 0..3 arrays with no 2X2 subblock having the same number of equal edges as its horizontal or vertical neighbors, and new values 0..3 introduced in row major order
0
96288, 9559986, 1257218433, 161391622662, 21200252524407
OFFSET
1,1
COMMENTS
Column 5 of A205352
EXAMPLE
Some solutions for n=4
..0..0..1..2..0..2....0..0..0..0..0..0....0..0..0..1..0..1....0..0..0..0..0..0
..2..1..2..2..1..3....0..0..1..2..2..3....0..0..1..2..2..0....0..0..1..2..2..1
..0..2..2..2..1..0....2..3..2..2..2..3....3..3..0..2..1..0....3..0..2..1..0..2
..2..2..2..0..0..1....3..0..2..2..1..1....3..3..1..3..1..0....1..1..3..3..1..1
..0..1..1..3..3..3....1..0..0..1..2..1....0..1..0..3..3..2....2..1..0..3..2..1
CROSSREFS
Sequence in context: A270116 A031676 A205613 * A343282 A224569 A224570
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 26 2012
STATUS
approved