OFFSET
1,1
COMMENTS
Column 6 of A229372
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..220
EXAMPLE
Some solutions for n=3
..0..0..1..2..0..0....0..0..0..0..0..2....0..0..0..2..0..1....0..0..1..2..1..2
..1..0..2..1..2..0....1..2..1..2..1..0....1..2..2..1..2..1....2..2..0..0..0..0
..1..0..1..2..1..2....0..1..0..1..2..0....0..0..0..2..1..2....0..1..2..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 21 2013
STATUS
approved