OFFSET
1,1
COMMENTS
Column 2 of A237936
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..3..1..0....1..0..0....3..2..1....1..3..0....1..1..2....3..3..3....1..3..2
..1..0..2....0..1..0....0..0..0....0..1..2....1..0..3....2..0..3....3..2..3
..2..0..2....1..1..0....1..3..2....2..3..3....0..2..0....2..3..2....3..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 16 2014
STATUS
approved