OFFSET
1,1
COMMENTS
Row 5 of A266878.
EXAMPLE
Some solutions for n=3
..0..1..2....0..1..3....0..1..4....0..3..3....0..2..2....0..0..1....0..1..0
..2..4..0....2..4..1....4..4..1....3..0..2....4..4..0....2..3..4....3..3..4
..4..1..3....0..4..1....1..3..3....0..2..2....4..1..3....1..1..2....1..2..2
..2..1..3....0..3..4....0..0..2....4..4..1....2..3..3....4..0..4....4..0..1
..4..0..3....3..2..2....3..2..2....1..4..1....0..1..1....3..2..3....2..3..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2016
STATUS
approved