OFFSET
1,1
COMMENTS
Row 4 of A252917
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..15
EXAMPLE
Some solutions for n=1
..0..0..1....0..1..2....0..0..1....0..1..0....0..1..2....0..0..1....0..1..2
..1..0..2....1..1..0....0..0..2....0..1..2....1..1..0....0..0..1....0..0..2
..0..0..2....1..1..0....0..0..2....0..2..0....1..1..0....0..1..2....2..0..3
..0..2..0....1..0..0....0..0..2....1..2..0....1..0..3....2..1..1....0..0..2
..1..0..0....3..0..1....0..2..1....0..1..0....1..1..0....2..1..1....0..0..2
..1..0..2....1..1..0....1..2..2....1..2..2....1..0..3....0..3..1....2..3..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 24 2014
STATUS
approved