OFFSET
1,4
COMMENTS
Subdiagonal 2 of A181000
EXAMPLE
All solutions for 6X4
..0..0..0..1....0..0..0..1
..0..0..1..0....0..0..1..0
..0..1..0..0....0..1..1..1
..1..0..1..1....1..0..0..0
..1..1..0..1....1..1..0..1
..1..1..1..0....1..1..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 30 2010
STATUS
approved