OFFSET
1,1
COMMENTS
Column 5 of A210404
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..1..0..0..0..0....0..1..0..1..0..0....0..0..0..0..0..0....0..0..0..0..0..0
..0..2..2..1..3..1....0..2..1..2..0..0....1..2..3..2..3..2....1..2..1..2..1..3
..3..0..1..3..0..3....3..0..1..3..2..1....3..2..0..3..1..1....1..3..3..1..3..0
..0..1..2..2..0..1....2..2..2..3..0..1....2..1..1..3..2..3....0..1..0..0..1..0
..1..2..3..0..3..3....2..2..2..1..3..0....2..3..2..1..1..1....0..2..1..3..3..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 21 2012
STATUS
approved