OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..700
Index entries for linear recurrences with constant coefficients, signature (27).
FORMULA
a(n) = A067417(n+8, 8).
a(n) = 11*(3*9)^(n-1), n >= 1, a(0)=1.
G.f.: (1-16*x)/(1-27*x).
E.g.f.: (16 + 11*exp(27*x))/27. - Stefano Spezia, Sep 30 2022
MATHEMATICA
CoefficientList[Series[(1-16x)/(1-27x), {x, 0, 30}], x] (* or *) LinearRecurrence[{27}, {1, 11}, 20] (* Harvey P. Dale, Apr 20 2022 *)
PROG
(Magma) [Ceiling(11*(3*9)^(n-1)): n in [0..20]]; // Vincenzo Librandi, Oct 02 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Jan 25 2002
STATUS
approved