OFFSET
1,1
COMMENTS
Column 6 of A186019
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..9
EXAMPLE
Some solutions for 4X8
..1..0..2..0..3..0..2..0....1..0..2..0..3..3..0..0....1..0..2..0..0..1..2..0
..0..0..0..0..0..2..0..1....0..0..0..0..0..3..2..0....0..0..0..0..0..1..3..1
..0..0..0..0..0..0..3..3....0..0..0..0..0..0..2..2....0..0..0..0..0..0..1..3
..0..0..0..1..0..2..0..0....0..0..0..1..0..2..0..0....0..0..0..1..0..2..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 10 2011
STATUS
approved