OFFSET
1,2
COMMENTS
Column 2 of A265089.
EXAMPLE
Some solutions for n=5
..0..4....1..3....2..2....4..0....0..4....2..2....1..3....1..3....3..1....3..1
..2..2....2..2....0..4....1..3....3..1....0..4....0..4....4..0....0..4....0..4
..1..3....3..1....4..0....2..2....4..0....1..3....4..0....0..4....4..0....2..2
..4..0....4..0....3..1....3..1....2..2....4..0....2..2....2..2....2..2....4..0
..3..1....0..4....1..3....0..4....1..3....3..1....3..1....3..1....1..3....1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 01 2015
STATUS
approved