OFFSET
1,2
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..45
EXAMPLE
Some solutions for n=7
..0....2....4....4....5....4....1....5....1....2....4....6....0....4....0....5
..4....1....1....3....1....5....5....4....0....4....1....3....5....3....1....1
..1....5....6....5....4....6....2....1....2....6....0....2....6....2....2....4
..2....6....5....0....0....3....6....3....6....3....5....5....4....0....3....2
..5....3....3....2....3....1....0....6....5....1....6....0....3....1....5....6
..6....0....2....1....6....0....4....0....4....0....3....4....1....6....4....0
..3....4....0....6....2....2....3....2....3....5....2....1....2....5....6....3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 25 2015
STATUS
approved