OFFSET
1,2
COMMENTS
Column 7 of A199847
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..146
EXAMPLE
Some solutions for n=6
..4....4....6....7....6....4....3....4....4....6....6...-1....4....6....4....6
..2....4....2...-2....4....4....3....4....5....2....7....0....4....5....5....6
..1....0....2...-2....0...-2....2....1....4....2...-1....1....4....2....6...-1
.-1...-1...-3...-2...-1...-1...-1...-3...-1...-4...-1....2....1...-5...-4...-2
..0...-4...-2...-1...-4....0...-1...-2...-5...-3...-5....0...-7...-4...-6...-4
.-6...-3...-5....0...-5...-5...-6...-4...-7...-3...-6...-2...-6...-4...-5...-5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 11 2011
STATUS
approved