OFFSET
1,1
COMMENTS
Column 6 of A206389
EXAMPLE
Some solutions for n=4
..0..1..2..0..3..1....0..1..2..0..1..2....0..1..2..3..4..1....0..1..2..3..0..1
..4..3..5..6..2..0....2..3..4..5..6..3....2..3..4..0..5..6....2..3..0..1..2..3
..2..6..4..1..5..3....6..5..0..3..2..4....5..6..1..2..3..0....1..4..5..6..4..5
..3..5..0..2..4..6....3..1..6..4..5..6....3..0..5..6..1..2....3..6..1..0..3..6
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 07 2012
STATUS
approved