OFFSET
1,1
COMMENTS
Column 5 of A237677.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..13
EXAMPLE
Some solutions for n=1
..0..2..1..0..2..2....0..3..1..0..1..3....0..2..1..2..3..0....0..0..2..2..1..0
..2..0..1..3..0..1....2..1..2..3..3..2....3..3..3..1..3..1....1..1..0..0..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 11 2014
STATUS
approved