OFFSET
1,1
COMMENTS
Column 2 of A236137
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..3..1..1....0..3..3....2..0..3....2..3..0....2..3..2....0..3..2....0..2..3
..1..3..0....0..3..1....1..1..1....0..3..3....3..2..1....3..0..2....1..3..1
..2..1..0....0..1..2....2..3..3....2..2..1....1..2..1....1..0..2....3..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 19 2014
STATUS
approved