OFFSET
1,1
COMMENTS
Column 3 of A206967
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..2..0..1....3..2..2....1..3..3....0..1..1....0..0..3....0..3..3....3..1..1
..0..2..0....0..2..3....1..1..3....3..3..0....0..1..1....0..1..3....1..3..2
..1..2..2....3..0..1....0..1..1....3..1..1....2..1..2....2..1..1....3..0..2
..3..0..0....2..3..3....0..1..1....3..2..1....2..1..2....2..1..1....1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 14 2012
STATUS
approved