OFFSET
1,1
COMMENTS
Column 6 of A218056
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..170
EXAMPLE
Some solutions for n=3
..3..1..0..0..0..1....3..3..3..3..1..1....0..0..0..0..0..0....1..1..1..2..0..0
..1..1..0..0..0..1....3..1..1..1..1..1....0..0..0..0..0..0....1..0..0..0..0..0
..1..1..1..2..1..1....3..1..1..1..2..3....3..1..0..0..0..1....2..0..0..0..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 19 2012
STATUS
approved