OFFSET
1,1
COMMENTS
Column 4 of A206600
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..59
EXAMPLE
Some solutions for n=4
..0..0..0..0..1....0..1..1..0..0....0..0..0..0..0....0..1..0..1..0
..2..1..3..0..0....0..0..2..0..0....1..2..3..2..2....0..0..1..1..1
..1..3..2..2..0....3..2..3..1..2....0..2..1..0..1....0..2..3..0..1
..2..2..1..1..0....2..0..1..0..0....2..1..3..2..1....1..1..1..2..1
..1..1..2..2..1....0..0..3..0..1....3..0..3..1..0....2..3..0..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 09 2012
STATUS
approved