OFFSET
1,1
COMMENTS
Column 3 of A240427
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..0..3....0..2..0....0..0..2....2..0..2....0..0..3....2..0..2....3..2..0
..0..3..3....0..2..2....2..2..0....2..2..2....0..0..2....0..0..0....3..1..2
..0..2..1....0..3..2....2..0..0....3..2..0....0..2..0....2..0..2....2..2..0
..3..3..1....3..2..3....2..0..1....2..2..2....3..2..1....0..0..3....2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved