OFFSET
1,2
COMMENTS
Column 2 of A200192
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=5
.-2....0...-2....0...-1....2....2...-2...-1...-1...-2....1....1....2...-1....0
..1....2....2...-2....2...-2...-2....2....2....1....2...-1...-2...-1....2....2
.-1...-2...-1....2...-1....2....0...-2...-1...-1....0....2....1....1...-2...-1
..2....1....2...-2....1...-2...-2....2....2....2....2...-2...-1...-2....2....1
..0...-1...-1....2...-1....0....2....0...-2...-1...-2....0....1....0...-1...-2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 14 2011
STATUS
approved