OFFSET
1,1
COMMENTS
Column 5 of A240406
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..2..1..1..2..1....2..1..2..1..1....2..1..2..1..1....2..1..1..2..1
..3..1..2..2..3....3..1..3..3..2....3..1..2..1..2....2..1..3..0..1
..3..2..0..0..0....3..2..1..1..3....3..2..0..0..1....2..0..2..3..3
..2..0..0..0..1....2..0..2..2..2....2..0..0..0..0....2..0..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved