OFFSET
1,1
COMMENTS
Column 8 of A184477
EXAMPLE
Some solutions with a(1,1)=0 for 4X10
..0..0..1..2..0..1..2..0..1..0....0..1..2..2..0..2..2..1..1..2
..0..1..1..2..1..1..2..2..1..0....0..1..1..2..1..1..2..0..1..2
..0..2..1..2..2..1..2..1..1..0....0..0..1..2..1..1..2..1..2..2
..0..0..1..2..0..1..2..0..1..0....0..1..2..2..0..2..2..1..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 15 2011
STATUS
approved