OFFSET
1,1
COMMENTS
Column 5 of A209858
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..3..2..0..1..2..0....1..0..0..1..0..2....2..2..1..2..0..1....1..1..2..1..2..0
..3..0..1..3..1..2....3..2..3..1..3..3....3..0..2..0..1..3....0..3..1..3..1..2
..0..1..3..2..3..1....3..0..1..0..0..1....1..3..2..3..3..2....2..0..3..0..3..1
..3..3..0..0..0..3....2..3..1..3..2..0....3..0..3..1..0..2....2..3..1..3..1..2
..0..1..3..1..3..2....2..0..0..0..3..0....1..0..1..0..3..3....3..0..0..0..3..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 14 2012
STATUS
approved