OFFSET
1,1
COMMENTS
Row 4 of A188277
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=8
.-5...-8...-5...-8...-4...-5...-5...-5...-8...-6...-7...-2...-8...-3...-4...-6
.-4...-6...-1...-7...-3...-3...-5....0...-2...-4...-5....0...-4....0...-1...-2
.-3....6....1....7....3....3....5....0....2....4....5....0....4....0....1....2
..6....8....5....8....4....5....5....5....8....6....7....2....8....3....4....6
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 26 2011
STATUS
approved