OFFSET
1,1
COMMENTS
Column 4 of A233792
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..2..2..0..2....2..1..2..0..2....2..0..0..0..0....1..1..1..3..3
..0..1..0..1..2....0..2..0..1..2....0..1..2..1..2....3..2..3..2..1
..2..2..2..2..0....2..1..2..0..2....0..2..0..2..0....3..1..1..3..1
..1..0..1..0..1....3..3..1..2..1....2..1..0..1..0....2..3..2..3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 15 2013
STATUS
approved