OFFSET
1,1
COMMENTS
Column 3 of A236657.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..91
EXAMPLE
Some solutions for n=1
..2..2..2..0....3..0..2..0....2..0..1..0....3..1..3..2....2..3..0..1
..0..0..3..0....3..3..3..1....3..2..0..0....2..2..0..2....0..3..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
STATUS
approved