OFFSET
1,1
COMMENTS
Row 7 of A233098
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..0..0....0..0....0..0....0..1....0..0....0..0....0..1....0..1....0..0....0..1
..0..0....1..0....1..1....0..0....0..1....0..0....0..2....0..2....1..0....0..2
..1..0....1..0....3..1....0..0....3..1....0..1....0..2....3..2....2..0....0..2
..2..3....1..1....3..2....1..1....0..2....0..0....2..2....3..3....2..0....0..0
..1..0....1..1....3..3....0..0....3..1....2..0....2..3....3..2....2..2....2..2
..1..3....3..3....2..3....0..0....3..2....2..3....1..3....0..2....2..0....3..2
..3..1....3..2....2..0....0..0....2..3....1..0....1..0....2..0....2..0....3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 04 2013
STATUS
approved