OFFSET
1,1
COMMENTS
Row 7 of A214540
EXAMPLE
Some solutions for n=2
........1..............1..............1..............1..............1
.......0.2............0.2............0.2............0.2............0.2
......0.1.2..........0.2.1..........1.0.2..........1.0.2..........0.1.2
.....0.1.1.2........0.2.1.1........2.0.2.0........1.0.1.2........0.1.1.2
....1.0.1.1.2......1.0.2.1.1......1.2.0.2.0......1.2.0.2.0......0.1.1.1.2
...1.0.2.1.0.2....1.1.0.2.1.1....1.2.0.1.2.0....1.2.1.0.2.0....0.2.1.0.2.1
..2.0.0.2.0.1.2..0.1.0.2.1.2.1..0.2.2.0.2.0.1..1.2.1.0.1.2.0..0.2.2.0.0.2.1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 20 2012
STATUS
approved