OFFSET
0,2
COMMENTS
Binomial transform of A066443.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..300
Index entries for linear recurrences with constant coefficients, signature (12,-20).
FORMULA
a(n) = (3*10^n + 2^n)/4.
G.f.: (1-4*x)/((1-10*x)*(1-2*x)).
E.g.f.: (3*exp(10*x) + exp(2*x))/4.
a(n) = 12*a(n-1)-20*a(n-2). - Wesley Ivan Hurt, Apr 24 2021
MATHEMATICA
Table[(3*10^n + 2^n)/4, {n, 0, 20}] (* Wesley Ivan Hurt, Apr 24 2021 *)
PROG
(Magma)[(3*10^n+2^n)/4: n in [0..25]]; // Vincenzo Librandi, Jun 29 2011
(PARI) a(n)=(3*10^n+2^n)/4 \\ Charles R Greathouse IV, Jun 29 2011
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Apr 23 2003
STATUS
approved