OFFSET
1,1
COMMENTS
Column 6 of A218522
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..67
EXAMPLE
Some solutions for n=3
..0..0..0..1..3..2....0..0..0..0..3..3....0..0..0..1..1..3....0..0..0..1..3..3
..0..0..0..1..1..1....0..0..0..1..0..0....0..0..1..3..0..3....0..0..1..3..2..2
..0..0..1..1..0..0....0..0..3..3..0..2....1..3..0..0..0..0....0..0..3..2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 31 2012
STATUS
approved