OFFSET
1,1
COMMENTS
Row 3 of A222821
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..81
EXAMPLE
Some solutions for n=3
..0..0..0....1..0..0....1..0..0....1..0..0....1..0..0....0..0..0....0..0..0
..0..0..0....1..0..0....2..0..0....0..1..0....2..0..3....1..1..1....0..1..0
..0..0..0....0..0..0....0..0..1....2..1..0....0..0..1....0..0..0....0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 09 2013
STATUS
approved