OFFSET
1,1
COMMENTS
Column 6 of A201496
EXAMPLE
Some solutions for n=2
.-2.-1.-1..0..0..2...-2.-1.-1..1..1..1...-2.-1.-1..0..1..1...-2..0..0..0..1..2
.-1.-1.-1..2..2..1....1..0..0.-2..1..1....2.-2..2..2.-2..0...-2..0..2..2.-1.-2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 02 2011
STATUS
approved