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A022385 Fibonacci sequence beginning 4, 22. 1
4, 22, 26, 48, 74, 122, 196, 318, 514, 832, 1346, 2178, 3524, 5702, 9226, 14928, 24154, 39082, 63236, 102318, 165554, 267872, 433426, 701298, 1134724, 1836022, 2970746, 4806768, 7777514, 12584282, 20361796, 32946078, 53307874, 86253952, 139561826, 225815778, 365377604, 591193382 (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.: (4+18x)/(1-x-x^2). - Philippe Deléham, Nov 19 2008

a(n) = 4*Fibonacci(n+2) + 14*Fibonacci(n) = 4*Fibonacci(n-1) + 22*Fibonacci(n). - G. C. Greubel, Mar 02 2018

MATHEMATICA

Table[4*Fibonacci[n+2] + 14*Fibonacci[n], {n, 0, 50}] (* or *) LinearRecurrence[{1, 1}, {4, 22}, 50] (* G. C. Greubel, Mar 02 2018 *)

PROG

(PARI) for(n=0, 50, print1(4*fibonacci(n+2) + 14*fibonacci(n), ", ")) \\ G. C. Greubel, Mar 02 2018

(MAGMA) [4*Fibonacci(n+2) + 14*Fibonacci(n): n in [0..50]]; // G. C. Greubel, Mar 02 2018

CROSSREFS

Sequence in context: A043061 A009925 A059653 * A244411 A213240 A279314

Adjacent sequences:  A022382 A022383 A022384 * A022386 A022387 A022388

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

Terms a(30) onward added by G. C. Greubel, Mar 02 2018

STATUS

approved

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Last modified July 23 00:51 EDT 2018. Contains 312919 sequences. (Running on oeis4.)