OFFSET
1,1
COMMENTS
Column 2 of A202047
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..93
EXAMPLE
Some solutions for n=7
..0..1....0..1...-1.-1....1..0...-1..0...-1..0....1.-1....1..1...-1..1....1..1
.-1.-1....1..1...-1.-1....0..0....1..0....1..1...-1..1...-1..1...-1..0....0.-1
..1..1....0..0....1.-1...-1.-1....1..0...-1.-1...-1..1...-1..1...-1..0....0.-1
..0..0....0..0....1..0....1..1....1..0....1.-1...-1..0....1..1....0..0....1..1
..1.-1....0.-1....1..0....0..1...-1.-1....1.-1....0..0...-1.-1....0..1....1.-1
..1.-1...-1.-1....1..1....0..0...-1.-1....1.-1....0..0...-1.-1....0..1...-1.-1
.-1..0....0..0....0..0...-1.-1....1..1....0..1....0..1....0..0...-1..1....0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 10 2011
STATUS
approved