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A022137 Fibonacci sequence beginning 5, 12. 3
5, 12, 17, 29, 46, 75, 121, 196, 317, 513, 830, 1343, 2173, 3516, 5689, 9205, 14894, 24099, 38993, 63092, 102085, 165177, 267262, 432439, 699701, 1132140, 1831841, 2963981, 4795822, 7759803, 12555625, 20315428, 32871053, 53186481, 86057534, 139244015 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..35.

Tanya Khovanova, Recursive Sequences

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

FORMULA

G.f.: (5+7*x)/(1-x-x^2). - Philippe Deléham, Nov 20 2008

MATHEMATICA

a={}; b=5; c=12; 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

Cf. A000032.

Sequence in context: A246810 A063297 A237669 * A271121 A271301 A282696

Adjacent sequences:  A022134 A022135 A022136 * A022138 A022139 A022140

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified March 23 20:32 EDT 2017. Contains 283959 sequences.