OFFSET
1,1
COMMENTS
Column 7 of A183584
EXAMPLE
Some solutions with a(1,1)<=1 for 3X7
..0..0..0..2..2..0..0....0..0..0..1..1..0..0....0..0..0..2..2..0..0
..0..0..0..0..2..0..0....0..0..1..1..1..1..1....0..0..0..0..0..0..3
..0..1..1..1..1..3..3....0..0..0..2..2..1..1....0..1..1..0..3..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 05 2011
STATUS
approved