A022141 Fibonacci sequence beginning 5, 17.

5, 17, 22, 39, 61, 100, 161, 261, 422, 683, 1105, 1788, 2893, 4681, 7574, 12255, 19829, 32084, 51913, 83997, 135910, 219907, 355817, 575724, 931541, 1507265, 2438806, 3946071, 6384877, 10330948

Offset

0,1

Links

Table of n, a(n) for n=0..29.

Tanya Khovanova, Recursive Sequences

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

Formula

G.f.: (5+12*x)/(1-x-x^2). - Philippe Deléham, Nov 20 2008

Mathematica

a={}; b=5; c=17; 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}, {5, 17}, 30] (* Harvey P. Dale, Feb 21 2013 *)

Crossrefs

Sequence in context: A316307 A317262 A031270 * A322985 A240031 A260427

Adjacent sequences: A022138 A022139 A022140 * A022142 A022143 A022144

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved