OFFSET
1,1
COMMENTS
Column 4 of A224024
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 35*a(n-1) -347*a(n-2) +1689*a(n-3) -2986*a(n-4) -2311*a(n-5) +23532*a(n-6) -23864*a(n-7) -36468*a(n-8) +100464*a(n-9) +94080*a(n-10)
EXAMPLE
Some solutions for n=3
..2..2..3..3....0..1..1..1....0..0..0..1....0..1..2..3....0..1..1..1
..2..2..3..3....0..2..2..3....0..0..1..2....0..0..3..3....1..3..3..3
..1..1..2..3....0..0..0..0....0..0..1..1....0..2..3..3....2..3..3..3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 30 2013
STATUS
approved