OFFSET
1,1
COMMENTS
Column 7 of A183541
EXAMPLE
Some solutions for 3X7
..2..2..3..0..1..1..0....1..2..1..2..0..0..1....3..0..2..0..0..0..0
..0..2..2..1..2..0..0....2..1..0..0..2..3..1....3..0..1..2..0..0..2
..2..2..2..2..3..3..0....2..0..1..0..3..1..3....0..0..2..1..2..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 05 2011
STATUS
approved