OFFSET
1,1
COMMENTS
Row 7 of A213464
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0....0....2....2....2....0....0....0....0....0....2....2....0....0....2....0
..0....0....0....0....2....2....0....0....2....0....0....2....2....0....0....0
..0....2....0....2....0....2....0....0....0....2....0....2....2....0....2....2
..0....2....0....2....0....2....0....2....2....0....2....2....0....2....0....0
..2....0....2....0....2....0....2....2....0....0....2....0....0....0....0....0
..3....1....1....0....0....1....0....0....1....2....0....0....0....1....0....0
..2....0....0....0....3....0....3....0....0....2....2....2....0....1....1....2
..0....0....0....3....0....1....3....1....2....0....0....1....2....1....0....2
..0....0....0....0....1....0....0....0....1....2....0....2....0....1....1....0
..0....1....2....2....1....3....0....0....0....0....2....0....3....2....2....0
..0....1....1....1....0....2....2....2....2....0....2....3....2....0....3....1
..1....1....0....2....3....0....0....1....1....3....0....0....0....3....0....0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 12 2012
STATUS
approved