OFFSET
1,1
COMMENTS
Column 5 of A241349
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..24
EXAMPLE
Some solutions for n=3
..0..0..1..1..1....0..0..0..1..1....0..1..0..0..0....0..0..0..1..1
..2..2..0..3..3....2..1..1..2..2....0..1..2..0..3....2..2..3..0..0
..1..1..0..2..2....2..0..0..1..1....2..2..2..2..3....0..0..3..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 19 2014
STATUS
approved