OFFSET
1,2
COMMENTS
Column 4 of A217346
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..43
EXAMPLE
Some solutions for n=3
..0..1..2..0....0..0..1..0....0..0..2..1....1..2..2..1....1..2..2..1
..2..2..3..1....1..0..2..2....1..2..2..2....1..0..1..0....1..0..2..1
..0..0..1..0....1..2..2..1....0..1..0..1....1..1..2..0....0..0..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 01 2012
STATUS
approved