OFFSET
1,1
COMMENTS
Column 4 of A219802
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..115
EXAMPLE
Some solutions for n=3
..3..3..0..0....1..1..0..0....3..0..0..0....2..2..2..2....2..1..1..1
..3..3..0..0....1..1..0..0....3..0..0..0....2..2..2..2....0..0..0..1
..3..3..0..0....2..2..3..3....3..3..2..2....3..3..3..3....0..0..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2012
STATUS
approved