OFFSET
1,1
COMMENTS
Diagonal of A251652
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..16
EXAMPLE
Some solutions for n=4
..0..0..3..0..3..0....2..3..1..2..3..3....3..1..2..0..1..2....1..1..1..1..1..1
..2..2..2..2..2..2....1..2..0..1..2..3....1..2..0..1..2..0....0..0..3..0..0..3
..1..1..1..1..1..1....0..1..2..3..1..2....2..3..1..2..0..1....2..2..2..2..2..2
..3..3..0..0..3..3....2..3..1..2..3..1....3..1..2..3..1..2....1..1..1..1..1..1
..2..2..2..2..2..2....1..2..3..1..2..0....1..2..3..1..2..3....0..3..0..3..0..0
..1..1..1..1..1..1....3..1..2..0..1..2....2..0..1..2..3..3....2..2..2..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 06 2014
STATUS
approved