OFFSET
1,2
COMMENTS
Column 5 of A267836.
EXAMPLE
Some solutions for n=3
..0..0..1..0..1....0..0..2..1..1....0..2..2..0..2....0..2..1..1..2
..0..1..1..1..2....1..2..2..1..2....2..0..0..0..1....0..1..2..2..2
..2..2..2..0..2....2..0..1..0..0....1..1..1..1..2....1..0..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 21 2016
STATUS
approved