OFFSET
1,2
COMMENTS
Column 7 of A199898
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=6
..1....3....2...-6...-4...-2...-7....2...-7....2....5...-6...-3....6....5....0
..0...-4...-5....7....7....0....6...-4....1....0....0....1....0...-2....0....6
.-1....0....6...-4....0....0....0....7...-3....1...-1...-3....0....2...-7...-5
..2....0...-7....2...-1....4...-6...-3....6...-7....0....4....7...-1....2....0
.-3...-2....7...-2....5...-5....0....1...-4....5....2...-3...-7....0...-3...-1
..1....3...-3....3...-7....3....7...-3....7...-1...-6....7....3...-5....3....0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 11 2011
STATUS
approved