OFFSET
1,1
COMMENTS
Column 5 of A198654.
EXAMPLE
Some solutions with all values 0 to 6 for n=4
..0..0..1..1..2....0..0..0..1..2....0..0..1..2..2....0..0..0..0..0
..0..3..4..2..2....0..1..3..1..2....0..1..1..3..4....0..1..2..2..3
..0..3..4..5..5....2..1..3..4..4....5..6..1..3..4....4..1..5..5..3
..6..6..6..6..5....2..5..5..6..6....5..6..6..5..5....4..6..6..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 28 2011
STATUS
approved