OFFSET
1,2
COMMENTS
Column 4 of A202511.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=7
..2...-4....2....1...-1...-3....3...-1...-1....3....2....1....2....4....1....0
.-1...-1....1...-1...-3...-3....4...-4...-1....3...-1....4....2....3...-1...-2
.-2....0....0...-4...-4...-2....3...-3....1....0...-1....3....0....1...-2...-1
.-1....3...-1...-4...-2....0....0....0....2...-2...-2....0...-1...-1...-1....1
..0....4...-1....0....2....1...-3....2....3...-1....0...-3...-1...-3....0....1
..1....1...-1....4....4....3...-4....4....0....0....1...-3...-1...-2....2....0
..1...-3....0....4....4....4...-3....2...-4...-3....1...-2...-1...-2....1....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 20 2011
STATUS
approved