OFFSET
1,1
COMMENTS
Column 4 of A206318
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..3..2..2..1..1....0..1..2..2..1....1..1..0..3..2....1..2..2..1..0
..2..1..0..3..2....1..0..1..3..2....3..2..1..0..3....1..0..3..2..1
..3..2..1..0..3....0..1..0..1..3....1..3..2..1..0....2..1..0..3..2
..2..3..2..1..0....1..2..1..2..0....3..2..3..2..1....0..3..2..0..3
..2..0..3..2..1....2..3..2..1..2....2..0..1..3..2....1..0..3..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2012
STATUS
approved