OFFSET
1,1
COMMENTS
Column 4 of A219714
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..0..0..0....3..1..1..1....2..1..0..0....1..1..1..0....1..1..1..1
..0..0..0..1....3..1..1..1....0..0..0..1....1..0..0..0....1..1..0..0
..2..2..1..3....3..3..1..2....0..2..1..1....2..0..0..2....2..2..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 26 2012
STATUS
approved