OFFSET
1,1
COMMENTS
Column 6 of A206359
EXAMPLE
Some solutions for n=4
..0..1..2..0..1..2....0..1..2..0..1..2....0..1..2..0..1..2....0..1..2..0..3..4
..3..2..4..3..0..4....1..0..3..2..4..1....2..0..3..2..4..0....2..4..1..2..4..0
..2..0..3..1..4..0....2..3..1..4..3..0....1..2..0..3..2..4....4..0..3..4..0..1
..4..3..0..4..1..2....3..2..0..1..2..3....3..4..2..0..1..2....0..1..4..3..2..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2012
STATUS
approved