OFFSET
1,2
COMMENTS
Column 4 of A200181
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=6
..2....0....1....1....3....0....4....3....3....0....4....2....0....2....1....2
..3....1....2....2...-1...-2....2....4....0....1....3....0....1...-2....2....1
..4....2....3...-1....0...-1....3...-2....1....2....4....1...-1...-1....3....2
.-3...-2...-2....0....1....0...-4...-1...-1...-1...-4....2....0....0...-3...-1
.-2...-1...-1....1...-2....1...-3....0....0....0...-3...-3....1....1...-2....0
.-4....0...-3...-3...-1....2...-2...-4...-3...-2...-4...-2...-1....0...-1...-4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 13 2011
STATUS
approved