OFFSET
1,1
COMMENTS
Column 4 of A231219.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 68
FORMULA
Empirical recurrence of order 68 (see link above).
EXAMPLE
Some solutions for n=4:
..0..1..1..2..2....0..1..1..2..2....0..0..1..1..2....0..0..0..0..0
..0..1..1..2..2....0..1..1..2..2....0..0..1..1..2....0..0..1..1..0
..0..1..1..1..2....0..2..2..2..2....0..0..1..1..2....1..1..1..1..0
..0..1..1..1..2....0..2..2..1..1....0..0..1..1..2....1..1..1..1..0
..0..1..1..1..2....0..2..2..1..1....2..2..2..2..2....1..1..1..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 05 2013
STATUS
approved