OFFSET
1,2
COMMENTS
Column 8 of A183953
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..37
EXAMPLE
Some solutions for n=4
..1....7....5....0....3....4....4....0....1....2....8....2....8....3....4....8
..1....8....7....2....5....1....7....0....0....2....6....3....4....1....2....8
..3....1....7....8....1....8....0....0....7....6....0....2....8....1....4....8
..6....5....2....3....6....3....6....8....4....4....6....6....2....7....5....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 08 2011
STATUS
approved