OFFSET
1,1
COMMENTS
Column 6 of A184386
EXAMPLE
Some solutions with a(1,1)=0 for 4X8
..0..2..1..1..2..2..0..2....0..1..2..1..2..2..1..1....0..1..2..0..2..2..0..2
..0..1..0..0..2..1..0..1....0..0..1..0..0..2..0..0....0..2..1..0..2..1..0..2
..1..2..2..0..1..0..1..2....1..2..2..0..1..1..0..2....0..2..1..0..1..1..0..1
..0..2..1..1..2..2..0..2....0..1..2..1..2..2..1..1....2..1..0..2..2..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 12 2011
STATUS
approved