OFFSET
1,1
COMMENTS
Column 4 of A236500
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..151
EXAMPLE
Some solutions for n=1
..2..3..1..1..3....0..1..3..2..0....0..1..3..2..1....0..0..2..2..1
..2..3..2..1..2....0..3..2..3..3....3..2..1..0..0....0..1..1..2..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2014
STATUS
approved