OFFSET
1,1
COMMENTS
Diagonal of A223255
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..12
EXAMPLE
Some solutions for n=3
..0..1..0....1..0..1....0..3..0....4..0..2....3..0..2....3..0..3....4..0..2
..3..0..2....0..2..0....2..0..3....0..1..0....0..4..0....0..4..0....0..2..1
..4..3..0....3..0..1....0..3..0....1..0..4....4..0..4....3..0..3....2..0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 18 2013
STATUS
approved