OFFSET
1,1
COMMENTS
Column 4 of A268026.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..168
EXAMPLE
Some solutions for n=2
..2..1..0..0....1..0..2..2....2..0..0..1....2..0..1..1....0..0..2..2
..1..0..2..0....2..1..1..1....2..1..0..2....0..0..2..1....1..2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 24 2016
STATUS
approved