OFFSET
1,1
COMMENTS
Column 3 of A236610
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..2..1..1..2....1..1..0..0....0..0..2..0....2..0..0..0....0..2..1..1
..0..1..1..0....0..1..2..2....2..1..1..0....1..0..1..2....0..0..1..0
..1..0..1..0....1..0..0..2....1..0..1..2....0..0..2..2....0..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
STATUS
approved