OFFSET
1,1
COMMENTS
Column 4 of A241255
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..3..3..2..2....3..3..2..2....3..3..2..2....3..3..2..3....2..2..3..3
..2..1..3..1....2..1..3..1....2..1..3..1....2..1..1..2....0..0..2..1
..2..2..2..1....2..2..3..1....0..2..0..1....2..2..0..2....0..0..0..2
..2..1..2..1....2..1..3..2....0..3..2..3....0..0..0..2....3..3..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 18 2014
STATUS
approved