OFFSET
1,1
COMMENTS
Column 6 of A214352
EXAMPLE
Some solutions for n=3
....2......3......3......3......4......4......3......3......2......2......6
...6.1....1.4....4.1....3.4....4.1....2.4....1.5....3.1....2.0....2.5....5.6
..2.6.1..5.0.4..6.1.0..3.6.4..4.3.0..3.2.5..1.6.0..4.1.2..5.0.0..2.5.0..3.6.0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 13 2012
STATUS
approved