OFFSET
1,1
COMMENTS
Column 4 of A251402.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..2..1..3..3..0....0..2..3..1..2....2..3..2..2..3....2..2..0..2..1
..0..1..2..0..1....2..1..1..0..2....2..0..0..2..0....0..0..3..1..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved