OFFSET
1,1
COMMENTS
Column 3 of A236137
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..129
EXAMPLE
Some solutions for n=1
..2..2..1..3....1..1..0..3....1..3..2..0....0..0..3..1....1..0..0..3
..3..2..3..2....2..0..1..2....1..3..1..1....2..0..2..0....3..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 19 2014
STATUS
approved