OFFSET
1,1
COMMENTS
Column 5 of A233967
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..1..2..1..2..1..0....3..3..3..1..2..0....3..1..0..2..0..2....0..2..0..0..3..3
..0..3..0..3..0..3....2..0..2..0..3..1....2..0..3..3..3..1....3..1..3..1..0..2
..2..3..2..1..0..1....1..3..3..3..2..0....3..3..2..0..2..0....0..2..0..2..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 18 2013
STATUS
approved