OFFSET
1,1
COMMENTS
Diagonal of A237308
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..10
EXAMPLE
Some solutions for n=2
..0..2..2....0..1..1....1..0..2....0..2..0....0..1..2....2..0..1....2..2..2
..0..2..0....0..1..2....2..2..0....2..2..0....1..1..1....0..2..2....2..2..0
..2..2..0....1..1..1....0..0..2....0..0..2....1..1..0....1..2..0....2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2014
STATUS
approved