This site is supported by donations to The OEIS Foundation.

 Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A022115 Fibonacci sequence beginning 2, 11. 4
 2, 11, 13, 24, 37, 61, 98, 159, 257, 416, 673, 1089, 1762, 2851, 4613, 7464, 12077, 19541, 31618, 51159, 82777, 133936, 216713, 350649, 567362, 918011, 1485373, 2403384, 3888757, 6292141, 10180898, 16473039, 26653937, 43126976, 69780913, 112907889, 182688802 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Ivan Panchenko, Table of n, a(n) for n = 0..1000 Tanya Khovanova, Recursive Sequences Clark Kimberling, Problem Proposals, The Fibonacci Quarterly, vol. 52 #5, 2015, p5-14. Index entries for linear recurrences with constant coefficients, signature (1,1). FORMULA G.f.: (2+9*x)/(1-x-x^2). - Philippe Deléham, Nov 19 2008 a(n) = 12*F(n) + F(n-3). - J. M. Bergot, Jul 20 2017 MATHEMATICA CoefficientList[Series[(2 + 9 x)/(1 - x - x^2), {x, 0, 40}], x] (* Wesley Ivan Hurt, Jun 15 2014 *) CROSSREFS Cf. A000032. Sequence in context: A045385 A090416 A090430 * A042453 A041885 A247338 Adjacent sequences:  A022112 A022113 A022114 * A022116 A022117 A022118 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, Jun 14 1998 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.