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A022123 Fibonacci sequence beginning 3, 11. 1
3, 11, 14, 25, 39, 64, 103, 167, 270, 437, 707, 1144, 1851, 2995, 4846, 7841, 12687, 20528, 33215, 53743, 86958, 140701, 227659, 368360, 596019, 964379, 1560398, 2524777, 4085175, 6609952, 10695127, 17305079, 28000206, 45305285, 73305491, 118610776 (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.: (3+8x)/(1-x-x^2). - Philippe Deléham, Nov 19 2008

MATHEMATICA

a={}; b=3; c=11; 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 *)

LinearRecurrence[{1, 1}, {3, 11}, 40] (* Harvey P. Dale, Jan 27 2012 *)

CROSSREFS

Cf. A000032.

Sequence in context: A115214 A143029 A186701 * A273869 A235913 A132363

Adjacent sequences:  A022120 A022121 A022122 * A022124 A022125 A022126

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified March 25 05:37 EDT 2017. Contains 284036 sequences.