OFFSET
1,1
COMMENTS
Column 5 of A268073.
EXAMPLE
Some solutions for n=2
..0..1..0..2..1....0..1..0..2..2....0..1..2..2..1....0..1..0..2..0
..1..3..2..1..1....2..2..0..2..3....1..2..0..3..0....1..3..3..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 25 2016
STATUS
approved