OFFSET
1,1
COMMENTS
Column 5 of A183419.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..16
EXAMPLE
Some solutions for 4 X 5
..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..1....0..0..0..0..0
..1..1..2..2..1....2..2..0..0..2....1..1..2..0..2....0..1..0..2..2
..1..2..2..2..1....0..2..1..1..0....0..2..1..0..1....2..2..0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 04 2011
STATUS
approved