OFFSET
1,1
COMMENTS
Diagonal of A250812
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..47
EXAMPLE
Some solutions for n=4
..2..2..2..2..0....1..1..1..1..1....2..1..1..1..1....2..2..1..1..1
..0..0..0..0..0....2..2..2..2..2....0..0..0..0..1....0..0..0..0..0
..2..2..2..2..2....1..1..2..2..2....0..1..1..1..2....0..1..1..1..1
..1..1..1..1..2....0..0..1..2..2....0..1..1..1..2....0..1..1..1..1
..0..0..1..1..2....0..0..1..2..2....0..1..1..1..2....0..1..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 27 2014
STATUS
approved