OFFSET
1,1
COMMENTS
Column 7 of A223725
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..28
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0..0....0..0..0..1..2..2..2....0..0..0..2..2..1..0
..0..0..0..0..1..1..1....0..0..0..0..2..2..1....0..0..0..1..2..2..1
..0..0..1..2..0..0..0....0..0..0..0..0..2..0....0..0..1..1..1..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 26 2013
STATUS
approved