OFFSET
1,1
COMMENTS
Column 4 of A239649
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..3..0..0..1....3..0..0..1....3..1..1..3....1..0..0..0....3..1..1..3
..2..1..1..2....2..3..0..0....3..0..0..2....2..1..0..0....2..0..1..2
..1..0..2..2....1..2..0..0....3..0..2..2....3..0..0..1....1..0..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 23 2014
STATUS
approved