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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A022349 Fibonacci sequence beginning 0, 15. 0
0, 15, 15, 30, 45, 75, 120, 195, 315, 510, 825, 1335, 2160, 3495, 5655, 9150, 14805, 23955, 38760, 62715, 101475, 164190, 265665, 429855, 695520, 1125375, 1820895, 2946270, 4767165, 7713435, 12480600 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..30.

Tanya Khovanova, Recursive Sequences

Index entries for linear recurrences with constant coefficients, signature (1, 1).

FORMULA

G.f.: 15*x/(1-x-x^2). - Philippe Deléham, Nov 20 2008

MATHEMATICA

a={}; b=0; c=15; AppendTo[a, b]; AppendTo[a, c]; Do[b=b+c; AppendTo[a, b]; c=b+c; AppendTo[a, c], {n, 4!}]; a (* Vladimir Joseph Stephan Orlovsky, Sep 17 2008 *)

CROSSREFS

Sequence in context: A003890 A040211 A003891 * A036379 A070920 A056484

Adjacent sequences:  A022346 A022347 A022348 * A022350 A022351 A022352

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified June 24 02:34 EDT 2017. Contains 288697 sequences.