OFFSET
1,1
COMMENTS
Column 2 of A188358
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=4
..2...-1....1...-1...-2...-1....0....0....0...-1...-1....2....0...-2....1...-1
..0...-2....2....2....1....1...-1....0...-2...-2...-1....0....0....2....2....1
..0....1...-2...-1....0....1....0....0....0...-2...-2...-2....2....1....0....1
..2....0...-2...-2...-2....2....1...-1...-2....2....1....1....0....1...-1....0
..0...-1....1...-1...-1...-1....0....0....0...-1...-1....2....0....1....2...-1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 28 2011
STATUS
approved