OFFSET
1,1
COMMENTS
Column 4 of A236780
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..146
EXAMPLE
Some solutions for n=1
..0..0..2..1..1....2..1..1..0..0....1..1..1..1..1....2..0..1..0..1
..1..1..2..1..0....0..2..2..0..1....1..1..2..2..0....2..0..2..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 31 2014
STATUS
approved