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A210105
Number of (n+1)X7 0..2 arrays with every 2X2 subblock having one or three distinct values, and new values 0..2 introduced in row major order
1
12766, 721705, 38420586, 2068413037, 111283430198, 5991606341393, 322655579663298, 17377924547360597, 936022287349768974, 50418699349886791993, 2715851787763152120154, 146293652927465201243293
OFFSET
1,1
COMMENTS
Column 6 of A210107
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..1..0..2....0..0..0..1..2..1..2....0..0..0..1..2..2..1
..1..2..1..2..0..2..1....0..0..0..2..0..0..1....1..2..1..2..0..1..0
..2..0..1..0..1..2..0....2..1..2..1..0..0..2....2..0..0..2..1..2..0
..2..1..2..1..2..0..1....1..0..0..0..2..1..2....2..1..2..1..0..1..0
..1..0..2..0..2..1..2....2..1..2..1..0..2..0....1..0..2..0..2..2..1
CROSSREFS
Sequence in context: A206576 A207581 A207056 * A235720 A187600 A187597
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 17 2012
STATUS
approved