OFFSET
1,1
COMMENTS
Column 3 of A239178
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 67
FORMULA
Empirical recurrence of order 67 (see link above)
EXAMPLE
Some solutions for n=4
..2..2..2..2....1..1..1..1....1..1..1..0....0..1..1..0....0..2..2..1
..0..1..1..0....2..2..2..0....0..0..2..2....2..2..2..2....1..1..1..0
..1..1..0..0....1..2..2..0....2..2..2..0....1..1..1..0....0..2..2..1
..0..0..2..2....0..0..1..1....2..2..1..1....1..2..2..2....2..2..1..0
..2..2..1..1....1..1..0..0....0..0..0..0....0..1..1..0....0..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 11 2014
STATUS
approved