OFFSET
1,1
COMMENTS
Row 5 of A267278.
EXAMPLE
Some solutions for n=4
..0..3..2..0....0..4..1..0....0..3..2..4....0..2..1..4....0..2..1..4
..3..1..4..2....3..0..4..2....3..1..4..2....1..0..3..1....1..0..3..1
..1..3..1..0....0..3..1..4....1..4..2..0....4..2..0..4....4..2..0..3
..3..1..4..2....2..1..3..2....3..1..0..3....2..4..3..1....2..4..3..1
..0..4..2..4....1..3..2..4....1..4..2..0....3..2..0..3....4..2..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 12 2016
STATUS
approved