OFFSET
1,1
COMMENTS
Column 4 of A237472
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..1..0..1..2..0....1..1..1..0..2....1..2..1..1..0....0..1..2..0..2
..1..1..0..2..0....0..2..2..1..2....1..1..2..1..1....1..1..0..1..1
..0..0..2..0..1....2..1..2..0..1....2..2..2..1..2....2..0..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 08 2014
STATUS
approved