OFFSET
1,1
COMMENTS
Column 4 of A231023
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
R. H. Hardin, Empirical recurrence of order 70
FORMULA
Empirical recurrence of order 70 (see link above)
EXAMPLE
Some solutions for n=2
..x..0..x..0..x..0..x....x..0..x..0..x..2..x....x..0..x..2..x..2..x
..1..x..3..x..1..x..3....3..x..1..x..3..x..3....0..x..1..x..3..x..3
..x..2..x..2..x..1..x....x..0..x..2..x..0..x....x..1..x..2..x..0..x
..1..x..1..x..0..x..2....3..x..1..x..1..x..3....2..x..0..x..1..x..3
..x..0..x..0..x..3..x....x..0..x..0..x..2..x....x..3..x..0..x..0..x
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 03 2013
STATUS
approved