OFFSET
1,1
COMMENTS
Column 2 of A186629
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..13
EXAMPLE
Some solutions for 6X4
..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..3....1..2..1..1....1..1..1..2....0..3..2..2....0..0..2..0
..0..0..0..3....0..0..0..3....0..0..0..1....1..0..0..1....0..0..0..3
..0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0
..1..0..3..1....1..1..3..1....1..3..3..1....0..2..3..3....2..0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 24 2011
STATUS
approved