OFFSET
1,1
COMMENTS
Column 7 of A218056
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..27
EXAMPLE
Some solutions for n=3
..0..0..1..3..2..2..2....0..0..1..1..2..3..3....0..0..0..0..2..1..1
..0..0..1..1..1..1..2....0..0..1..1..2..1..1....0..0..0..0..2..1..1
..2..2..2..1..1..1..3....2..1..1..1..3..1..1....0..0..0..2..3..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 19 2012
STATUS
approved