OFFSET
0,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (7,-6).
FORMULA
a(n) = 6*a(n-1)+5. a(n) = 7*a(n-1)-6*a(n-2), n>1.
From Elmo R. Oliveira, Aug 11 2024
G.f.: (8-3*x)/((1-x)*(1-6*x)).
E.g.f.: exp(x)*(9*exp(5*x) - 1). (End)
PROG
(Magma) [9*6^n-1: n in [0..30]];
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Oct 31 2011
STATUS
approved