OFFSET
1,2
COMMENTS
Diagonal of A232955
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..11
EXAMPLE
Some solutions for n=3
..0..2..0....0..1..0....0..1..0....0..1..0....0..2..0....0..0..1....0..1..3
..3..2..3....3..2..3....1..0..0....1..0..1....3..2..3....0..0..1....1..1..1
..2..3..2....3..1..0....0..0..2....2..3..1....3..2..0....0..1..0....0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2013
STATUS
approved