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A209968
Number of (n+1)X8 0..3 arrays containing all values 0..3 with every 2X2 subblock having one or two distinct values, and new values 0..3 introduced in row major order
1
144945, 56080379, 22419183624, 9585247795332, 4082540189707757, 1725096441495004196, 721612821437109284511, 299146037912951362959562, 123075110690359925477005111, 50324532317054668259634809719
OFFSET
1,1
COMMENTS
Column 7 of A209969
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..1..1..1....0..0..0..0..0..0..0..1....0..0..0..0..1..0..0..1
..1..0..0..0..0..0..0..0....0..2..2..2..2..2..0..0....0..1..0..0..1..0..0..1
..0..0..1..0..0..1..0..0....0..0..0..0..2..2..0..2....1..0..0..0..1..0..0..0
..2..0..0..0..0..0..0..3....1..0..1..0..2..2..2..0....1..0..2..0..1..0..2..2
..2..0..1..0..3..3..0..0....0..0..1..0..2..3..2..2....0..0..2..0..1..0..2..3
CROSSREFS
Sequence in context: A204641 A133324 A348808 * A233915 A237297 A204527
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 16 2012
STATUS
approved