OFFSET
1,1
COMMENTS
Column 5 of A231641
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..2..2..0..0....0..0..0..0..2....0..1..0..1..1....0..1..2..0..0
..0..2..2..2..1....1..0..1..2..2....2..0..0..0..2....0..2..1..2..0
..1..0..0..1..1....2..1..2..2..2....2..2..1..0..1....2..1..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 12 2013
STATUS
approved