OFFSET
1,1
COMMENTS
Column 7 of A197442
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..11
EXAMPLE
Some solutions for n=4
..1..0..0..0..2..0..0....1..0..0..0..1..0..0....1..0..0..0..2..0..0
..0..0..1..0..2..1..2....0..0..1..1..1..0..1....0..0..1..0..2..2..1
..0..0..1..1..0..1..2....0..0..1..0..1..2..2....0..0..1..2..0..1..2
..1..0..0..2..2..2..0....1..0..0..2..2..2..1....1..0..0..2..2..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 15 2011
STATUS
approved