OFFSET
1,1
COMMENTS
Column 4 of A253164
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..1..1..2..0..1....1..1..0..1..0....2..0..0..1..2....2..1..2..1..2
..2..2..2..1..2....1..0..0..1..2....0..0..1..2..1....2..2..0..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 28 2014
STATUS
approved