OFFSET
1,1
COMMENTS
Diagonal of A251451
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..10
EXAMPLE
Some solutions for n=2
..1..2..1....1..0..1....0..2..1....0..1..2....1..1..1....0..2..1....1..2..2
..2..1..0....1..1..1....2..0..2....1..1..2....2..1..1....2..0..2....1..2..2
..0..1..1....1..1..1....0..2..1....2..2..1....1..1..0....0..2..2....1..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved