OFFSET
1,1
COMMENTS
Diagonal of A223297.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..10
EXAMPLE
Some solutions for 3 X 3
..0..1..0..5....0..3..0..7....0..3..0..3....0..3..0..6....1..0..8..0
..2..0..1..0....3..0..6..0....2..0..8..0....2..0..2..0....0..3..0..5
..0..6..0..1....0..2..0..6....0..1..0..1....0..8..0..1....4..0..4..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 19 2013
STATUS
approved