OFFSET
1,1
COMMENTS
Column 1 of A252628
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0..2..0....1..1..3....2..2..0....2..3..0....1..3..1....3..3..3....3..3..3
..2..0..0....2..2..0....1..1..0....2..1..2....0..0..0....1..3..3....3..3..3
..0..0..2....2..2..1....1..2..2....1..1..2....3..1..1....3..1..1....1..1..3
..2..0..3....3..3..3....3..2..2....1..3..1....1..3..3....1..3..0....1..3..1
..3..2..0....0..0..0....0..1..1....2..1..1....3..1..3....3..3..3....3..3..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 19 2014
STATUS
approved