OFFSET
1,1
COMMENTS
Column 3 of A235430
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..189
EXAMPLE
Some solutions for n=1
..1..3..3..1....0..2..1..0....0..2..1..2....1..3..1..2....0..3..0..2
..2..1..0..3....0..0..0..2....2..1..3..2....2..2..2..3....2..1..2..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 10 2014
STATUS
approved