OFFSET
1,2
COMMENTS
Column 7 of A202252
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=6
.-3....3....6...-2...-7...-5....6...-5...-5....1...-4....3....5...-2....4...-3
..3....3....0...-1...-7...-2...-1....2...-1....4....3....4...-2...-5....0...-2
..3...-3....1....3....0....5....3....3....2...-2....2...-2....2...-3...-6....1
.-4....4...-3....0....7...-1...-1...-1....2....4...-1...-6....0...-1....1...-2
..3...-2...-3...-2....2....0...-3....1....0...-1....0...-1....1....6....4....1
.-2...-5...-1....2....5....3...-4....0....2...-6....0....2...-6....5...-3....5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 14 2011
STATUS
approved