OFFSET
1,1
COMMENTS
Diagonal of A250583
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..28
EXAMPLE
Some solutions for n=6
..0..0..0..0..0..0..1....0..0..0..0..0..0..0....0..0..0..0..1..1..1
..0..0..0..0..0..0..1....0..0..0..0..0..0..0....0..0..0..0..1..1..1
..0..0..0..0..0..1..1....0..0..0..0..0..1..1....0..0..0..0..1..1..1
..0..0..0..0..1..1..1....0..1..1..1..1..1..1....0..0..0..0..1..1..1
..0..1..1..1..1..1..1....0..1..1..1..1..1..1....0..0..0..0..1..1..1
..0..1..1..1..1..1..1....1..1..1..1..1..1..1....0..0..0..0..1..1..1
..1..1..1..1..1..1..1....0..1..1..1..1..1..1....1..1..0..0..1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 25 2014
STATUS
approved