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A022375 Fibonacci sequence beginning 2, 26. 1
2, 26, 28, 54, 82, 136, 218, 354, 572, 926, 1498, 2424, 3922, 6346, 10268, 16614, 26882, 43496, 70378, 113874, 184252, 298126, 482378, 780504, 1262882, 2043386, 3306268, 5349654, 8655922, 14005576, 22661498, 36667074, 59328572, 95995646, 155324218, 251319864, 406644082, 657963946 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

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.: 2*(1+12*x)/(1-x-x^2). - Philippe Deléham, Nov 19 2008

Equals 2*A022103(n). - Bruno Berselli, Oct 05 2017

MATHEMATICA

LinearRecurrence[{1, 1}, {2, 26}, 50] (* G. C. Greubel, Oct 04 2017 *)

PROG

(PARI) x='x+O('x^50); Vec((2+24*x)/(1-x-x^2)) \\ G. C. Greubel, Oct 04 2017

CROSSREFS

Sequence in context: A035420 A241202 A278479 * A072663 A276176 A050905

Adjacent sequences:  A022372 A022373 A022374 * A022376 A022377 A022378

KEYWORD

nonn,changed

AUTHOR

N. J. A. Sloane

EXTENSIONS

Terms a(30) onward added by G. C. Greubel, Oct 04 2017

STATUS

approved

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Last modified October 18 10:28 EDT 2017. Contains 293507 sequences.