OFFSET
1,1
COMMENTS
Column 3 of A263333.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..32
EXAMPLE
Some solutions for n=4
..2..1..1..0..0....2..0..2..2..1....1..2..0..2..2....1..1..0..0..2
..2..2..0..1..1....0..1..1..2..2....1..1..0..0..2....2..2..1..2..0
..0..0..2..1..1....2..0..1..1..2....1..1..2..2..0....2..2..1..2..0
..1..2..0..2..2....1..0..0..2..1....2..2..2..2..2....0..0..2..1..1
..1..2..0..2..2....0..2..0..0..1....1..1..1..1..1....1..1..2..2..0
..0..0..0..0..0....1..1..0..0..2....2..1..2..0..2....0..0..0..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 15 2015
STATUS
approved