A022364 Fibonacci sequence beginning 0, 30.

0, 30, 30, 60, 90, 150, 240, 390, 630, 1020, 1650, 2670, 4320, 6990, 11310, 18300, 29610, 47910, 77520, 125430, 202950, 328380, 531330, 859710, 1391040, 2250750, 3641790, 5892540, 9534330, 15426870

Offset

0,2

Links

G. C. Greubel, Table of n, a(n) for n = 0..1000

Tanya Khovanova, Recursive Sequences

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

Formula

G.f.: 30*x/(1-x-x^2). - Philippe Deléham, Nov 20 2008

a(n) = 30*A000045(n). - G. C. Greubel, Aug 26 2017

Mathematica

a={}; b=0; c=30; 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 18 2008 *)
Table[30*Fibonacci[n], {n, 0, 50}] (* or *) LinearRecurrence[{1, 1}, {0, 30}, 50] (* G. C. Greubel, Aug 26 2017 *)

Prog

(PARI) for(n=0, 50, print1(30*fibonacci(n), ", ")) \\ G. C. Greubel, Aug 26 2017

Crossrefs

Sequence in context: A078287 A220440 A040871 * A186902 A185487 A051723

Adjacent sequences: A022361 A022362 A022363 * A022365 A022366 A022367

Keyword

nonn

Author

N. J. A. Sloane

Status

approved