OFFSET
1,2
COMMENTS
Diagonal of A208322.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..12
EXAMPLE
Some solutions for n=4
..0..1..0..2....0..0..0..1....0..1..2..1....0..0..1..1....0..0..0..1
..1..2..2..1....2..1..0..2....2..2..1..2....2..1..0..1....2..0..1..0
..1..0..1..1....2..0..0..2....0..2..2..2....1..2..2..2....0..2..1..1
..0..0..2..0....1..0..1..2....0..0..2..1....1..0..0..0....2..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 25 2012
STATUS
approved