OFFSET
1,1
COMMENTS
Column 2 of A233488
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=1
..0..0..0..1....0..0..0..0....0..0..1..1....0..0..0..0....0..0..1..1
..0..3..3..0....0..2..1..2....3..3..3..3....3..2..0..0....3..3..1..1
..1..0..0..1....3..1..0..1....0..2..1..0....3..0..1..0....0..2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 11 2013
STATUS
approved