OFFSET
1,1
COMMENTS
Column 2 of A236198.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..1..3..1....1..1..0....1..3..2....1..1..1....2..1..0....2..1..2....3..2..2
..3..0..0....3..0..0....2..3..2....0..1..3....3..0..0....0..0..3....1..3..3
..0..3..2....2..2..3....2..1..1....0..0..1....0..2..1....2..0..1....3..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 20 2014
STATUS
approved