OFFSET
1,1
EXAMPLE
Some solutions for 4X4
..5..2..1..2....3..1..6..4....1..1..3..1....4..4..4..3....3..4..4..4
..2..2..2..2....1..6..6..1....1..1..3..1....4..4..3..3....4..3..3..2
..1..2..2..5....6..6..6..1....3..3..1..6....4..3..3..2....4..3..4..3
..2..2..5..6....4..1..1..3....1..1..6..3....3..3..2..3....4..2..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Aug 05 2011
STATUS
approved