OFFSET
1,1
COMMENTS
Column 6 of A206169
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..25
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..0..1....0..0..0..0..0..0..0....0..0..1..0..0..2..0
..2..1..1..1..3..2..3....1..0..2..0..1..0..2....0..1..1..1..0..0..3
..1..1..3..1..1..3..0....1..3..1..0..1..3..2....3..2..0..3..2..1..1
..2..2..2..0..0..3..1....2..1..2..1..1..1..3....2..0..3..1..3..2..1
..1..2..3..2..0..0..3....2..0..0..3..0..0..2....3..1..2..0..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 04 2012
STATUS
approved