OFFSET
1,1
COMMENTS
Column 4 of A236987
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..2..0..2..2..2....3..1..3..3..3....2..1..2..2..0....0..2..1..3..1
..2..3..2..3..2....3..3..3..3..3....0..2..1..1..2....1..3..1..2..1
..2..2..0..2..2....3..2..3..2..3....2..1..2..2..1....2..1..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 02 2014
STATUS
approved