OFFSET
1,1
COMMENTS
Column 3 of A236640
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..0..2..2..1....2..1..1..2....1..0..0..1....2..2..0..0....1..2..0..2
..1..1..2..0....1..0..0..2....1..2..0..0....0..0..1..0....2..0..0..1
..0..1..0..0....0..0..0..1....2..1..0..0....2..1..0..2....1..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
STATUS
approved