OFFSET
1,1
COMMENTS
Row 5 of A220044
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..20
EXAMPLE
Some solutions for n=3
..1..0..0....1..0..1....0..0..0....2..1..1....1..0..0....1..0..1....2..0..0
..1..0..0....1..0..0....0..0..0....1..0..1....1..0..0....1..0..0....2..0..2
..2..0..0....3..0..2....2..1..1....1..0..0....1..0..1....1..0..1....2..0..0
..2..0..3....3..2..2....2..0..2....1..0..0....0..2..0....2..0..0....2..0..0
..3..2..2....3..2..2....3..0..0....2..0..1....0..0..0....2..0..3....3..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 03 2012
STATUS
approved