OFFSET
1,1
COMMENTS
Column 5 of A237494
EXAMPLE
Some solutions for n=1
..0..2..2..1..1..2....0..0..2..2..3..0....0..0..0..0..1..1....0..1..0..2..2..2
..1..0..0..2..2..0....0..3..3..0..1..3....3..3..2..2..2..2....1..1..2..1..3..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 08 2014
STATUS
approved