OFFSET
1,1
COMMENTS
Column 2 of A236949
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 50*a(n-1) +99*a(n-2) -21884*a(n-3) +120364*a(n-4) +1009876*a(n-5) -7817815*a(n-6) +7902410*a(n-7) +19309801*a(n-8) -28628820*a(n-9) +8125920*a(n-10)
EXAMPLE
Some solutions for n=2
..0..2..3....0..2..1....1..3..1....1..1..2....2..0..0....1..3..3....1..0..3
..3..3..1....1..3..0....0..3..0....0..3..1....3..3..1....1..2..3....2..3..3
..2..1..2....0..1..0....0..3..2....3..2..1....0..0..2....2..3..0....3..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 01 2014
STATUS
approved