OFFSET
1,1
COMMENTS
Row 3 of A249290
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=7
..6....2....4....0....0....4....2....6....4....6....0....2....2....1....2....0
..6....5....0....4....1....5....6....2....2....0....6....7....2....2....7....4
..1....5....1....3....0....2....5....3....7....0....2....6....1....2....7....1
..7....5....2....3....1....6....1....3....7....0....1....1....0....6....1....5
..5....1....7....1....1....2....3....2....0....2....4....3....4....3....3....2
..3....3....1....2....4....6....5....6....3....3....6....7....2....3....2....2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 24 2014
STATUS
approved