login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A199759 8*11^n+1. 1
9, 89, 969, 10649, 117129, 1288409, 14172489, 155897369, 1714871049, 18863581529, 207499396809, 2282493364889, 25107427013769, 276181697151449, 3037998668665929, 33417985355325209, 367597838908577289, 4043576227994350169 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..900

Index entries for linear recurrences with constant coefficients, signature (12,-11).

FORMULA

a(n) = 11*a(n-1)-10.

a(n) = 12*a(n-1)-11*a(n-2).

G.f.: (9-19*x)/((1-x)*(1-11*x)).

PROG

(MAGMA) [8*11^n+1: n in [0..30]];

CROSSREFS

Sequence in context: A152267 A082147 A095722 * A069573 A101679 A075507

Adjacent sequences:  A199756 A199757 A199758 * A199760 A199761 A199762

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Nov 10 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 May 19 04:06 EDT 2019. Contains 323377 sequences. (Running on oeis4.)