OFFSET
1,1
COMMENTS
Column 4 of A204876
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..3..3..3..0..3....1..2..3..1..0....3..3..3..1..2....0..1..0..1..1
..2..0..2..2..2....1..1..0..1..3....0..3..0..3..3....3..1..3..1..2
..0..3..2..1..2....0..3..3..0..3....3..0..3..0..3....3..0..3..0..3
..2..3..0..3..0....1..1..0..1..2....2..3..3..3..1....0..1..1..1..2
..2..0..2..1..2....3..0..3..0..3....3..0..3..0..3....3..0..3..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 20 2012
STATUS
approved