OFFSET
1,1
COMMENTS
Column 7 of A204056
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..18
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0..0..1..0....0..0..0..0..1..2..0..2..3
..1..0..0..0..0..0..0..0..0....3..0..0..1..0..0..2..0..2
..1..0..0..0..0..0..0..0..1....0..3..1..0..0..0..0..2..0
..0..1..0..0..0..0..0..0..2....1..1..3..0..0..0..0..0..2
..3..3..1..0..0..0..3..0..0....1..2..0..3..2..0..0..0..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2012
STATUS
approved