OFFSET
1,1
COMMENTS
Row 7 of A233239
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..21
EXAMPLE
Some solutions for n=2
..0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0
..0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0
..0..1....0..1....0..0....0..1....0..1....0..0....0..0....0..1....0..1....0..1
..2..0....0..0....1..1....2..1....1..0....0..1....0..1....1..2....0..4....2..0
..4..0....1..2....5..5....0..4....2..2....2..4....2..4....1..0....2..4....0..1
..2..5....5..2....5..1....4..4....0..1....0..0....0..4....4..5....0..0....3..4
..1..1....4..3....2..1....2..2....2..2....3..1....4..2....2..2....3..4....3..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 06 2013
STATUS
approved