OFFSET
1,1
COMMENTS
Column 4 of A237340
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..1..0..0..3..3....2..0..3..0..3....1..1..1..3..1....0..0..0..2..2
..3..0..3..0..2....0..3..0..1..2....2..0..2..1..1....2..2..1..1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2014
STATUS
approved