OFFSET
1,1
COMMENTS
Row 5 of A231940.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..69
EXAMPLE
Some solutions for n=2
..2..3....2..3....2..0....1..0....0..3....1..1....0..3....2..2....1..3....2..2
..0..0....1..1....0..0....0..0....3..0....1..1....0..0....2..2....0..0....2..2
..0..0....1..1....0..0....0..0....0..0....1..2....3..0....3..3....0..0....2..2
..0..1....2..1....1..3....2..2....0..3....1..1....0..1....2..2....0..0....2..2
..1..0....1..2....3..1....3..2....0..0....2..1....0..0....0..0....0..1....3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 15 2013
STATUS
approved