OFFSET
1,1
COMMENTS
Column 2 of A223652
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..45
EXAMPLE
Some solutions for n=3
..1..1....1..0....1..1....1..1....1..1....1..0....1..1....1..0....1..1....1..1
..1..0....0..1....1..0....0..0....0..0....0..0....0..0....0..0....0..0....1..0
..1..0....0..0....0..1....0..0....0..1....1..0....0..0....0..0....1..0....0..1
..0..0....0..0....1..0....0..0....1..1....1..0....1..0....1..0....1..1....1..1
..1..1....0..1....1..1....1..0....1..1....1..1....1..0....1..1....1..1....1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 25 2013
STATUS
approved