OFFSET
1,1
COMMENTS
Column 4 of A202664
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=7
..2....2...-1...-2....0....1....1....0...-1....3....3....4....0...-4...-3...-4
..2....0...-3...-1...-1...-2....2...-2....0....2...-1....2....2...-3...-3...-4
..1....0...-2...-2...-1...-3....4...-2....1....0...-1....1....4....0...-4...-4
.-1...-1....1...-2....0...-3....4....0....0...-1....0....1....4....1...-4...-2
.-2...-2....2...-2....0...-4....2....0...-2...-1....0....0....3....0...-1....0
.-1....0....1...-1...-1...-4....0...-2...-4...-2....0....0....1...-1....3....0
.-1....4...-1...-2...-1...-3....2...-4...-3...-4....0....1...-1...-3....4...-3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 22 2011
STATUS
approved