OFFSET
1,1
COMMENTS
Column 7 of A241435
EXAMPLE
Some solutions for n=3
..3..3..2..2..2..3..2....2..2..3..2..3..3..2....3..3..2..2..2..3..2
..2..1..2..1..1..1..0....2..1..1..2..1..1..2....2..1..2..0..1..1..2
..3..3..2..2..2..2..0....3..3..0..2..2..0..2....3..3..2..2..1..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 22 2014
STATUS
approved