OFFSET
1,1
COMMENTS
Column 2 of A184663
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..45
EXAMPLE
Some solutions for 5X4
..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....1..0..0..0....2..0..0..0....0..0..0..0....0..0..0..0
..2..0..0..3....1..1..2..0....2..0..0..1....1..1..0..2....1..3..3..0
..2..1..0..0....1..0..0..3....0..3..1..0....3..3..1..3....1..0..2..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 19 2011
STATUS
approved