OFFSET
1,1
COMMENTS
Row 4 of A233497
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..2....0..2..1....0..0..0....0..1..0....0..2..1....0..2..1....0..2..0
..1..1..1....0..0..1....2..2..0....1..0..2....2..1..1....2..1..0....0..0..0
..1..2..1....2..2..1....1..2..0....2..2..0....2..1..0....2..1..0....0..0..0
..1..2..2....1..0..2....1..1..2....1..2..2....2..1..1....0..0..0....0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 11 2013
STATUS
approved