OFFSET
1,2
COMMENTS
Row 3 of A266291.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..109
EXAMPLE
Some solutions for n=6
..0..2..2..1..1..0....0..0..2..1..1..0....0..0..2..2..2..1....0..2..2..1..1..1
..2..2..1..0..0..2....2..2..1..1..0..0....2..2..1..1..1..0....2..1..1..0..0..0
..1..1..0..0..2..1....2..1..1..0..2..2....2..1..1..0..0..0....1..0..0..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 26 2015
STATUS
approved