OFFSET
1,1
COMMENTS
Column 5 of A237683
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..20
EXAMPLE
Some solutions for n=1
..1..1..1..0..0..0....2..1..1..2..0..1....1..2..2..1..2..1....2..0..0..2..0..2
..0..1..1..2..1..0....2..1..1..2..2..0....1..0..1..2..0..1....1..1..2..1..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2014
STATUS
approved