OFFSET
1,1
COMMENTS
Column 6 of A200858
EXAMPLE
Some solutions for n=3
..0..0..1..1..2..1....0..0..0..0..0..1....0..0..0..2..1..2....0..0..1..1..1..1
..0..0..1..3..2..2....0..0..0..0..1..2....0..0..0..2..4..2....0..0..1..2..1..2
..0..0..1..4..2..3....0..0..0..4..1..4....0..0..1..2..4..2....0..0..1..2..1..4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved