login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A153079 a(n) = 13^n + 2. 1
3, 15, 171, 2199, 28563, 371295, 4826811, 62748519, 815730723, 10604499375, 137858491851, 1792160394039, 23298085122483, 302875106592255, 3937376385699291, 51185893014090759, 665416609183179843, 8650415919381337935, 112455406951957393131 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

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

Index entries for linear recurrences with constant coefficients, signature (14,-13).

FORMULA

a(n) = 1 + A141012(n+1). - R. J. Mathar, Jan 05 2011

G.f.: ( 3-27*x ) / ( (13*x-1)*(x-1) ). - R. J. Mathar, Jan 05 2011

MATHEMATICA

LinearRecurrence[{14, -13}, {3, 15}, 30]

13^Range[0, 20]+2 (* Harvey P. Dale, Aug 13 2019 *)

PROG

(MAGMA) I:=[3, 15]; [n le 2 select I[n] else 14*Self(n-1)-13*Self(n-2): n in [1..30]]; // Vincenzo Librandi, Feb 25 2012

CROSSREFS

Sequence in context: A132683 A059386 A077792 * A173301 A260079 A087614

Adjacent sequences:  A153076 A153077 A153078 * A153080 A153081 A153082

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Feb 10 2009

EXTENSIONS

a(9) corrected and a(17), a(18) added by R. J. Mathar, Jan 05 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 27 03:50 EST 2020. Contains 332299 sequences. (Running on oeis4.)