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A013710 5^(2n+1). 5
5, 125, 3125, 78125, 1953125, 48828125, 1220703125, 30517578125, 762939453125, 19073486328125, 476837158203125, 11920928955078125, 298023223876953125, 7450580596923828125, 186264514923095703125 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Tanya Khovanova, Recursive Sequences

Index entries for linear recurrences with constant coefficients, signature (25).

FORMULA

a(n)=25*a(n-1), n>0; a(0)=5. G.f.: 5/(1-25*x). - Philippe Deléham, Nov 23 2008

E.g.f.: 5*exp(25*x). - Mohammad K. Azarian, Dec 23 2008

MATHEMATICA

NestList[25#&, 5, 20] (* Harvey P. Dale, Aug 08 2013 *)

PROG

(MAGMA) [5^(2*n+1): n in [0..20]]; // Vincenzo Librandi, May 26 2011

(PARI) a(n)=5^(2*n+1) \\ Charles R Greathouse IV, Jul 11 2016

CROSSREFS

Sequence in context: A067081 A195801 A154022 * A202628 A109345 A194502

Adjacent sequences:  A013707 A013708 A013709 * A013711 A013712 A013713

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified July 25 14:33 EDT 2017. Contains 289795 sequences.