OFFSET
1,1
COMMENTS
Column 7 of A224353
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..1..1..1..1..1..2..2....0..0..0..0..0..1..1....1..1..1..1..2..2..2
..0..1..1..1..1..1..2....0..0..1..1..1..1..1....2..2..2..2..2..2..2
..0..1..1..1..1..2..2....0..0..0..0..1..1..2....0..2..2..2..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 04 2013
STATUS
approved