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A022390 Fibonacci sequence beginning 8, 17. 2
8, 17, 25, 42, 67, 109, 176, 285, 461, 746, 1207, 1953, 3160, 5113, 8273, 13386, 21659, 35045, 56704, 91749, 148453, 240202, 388655, 628857, 1017512, 1646369, 2663881, 4310250, 6974131, 11284381, 18258512, 29542893, 47801405, 77344298, 125145703, 202490001, 327635704, 530125705, 857761409, 1387887114, 2245648523, 3633535637, 5879184160 (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.: (8+9*x)/(1-x-x^2). - Philippe Deléham, Nov 20 2008

a(n) = 8*Fibonacci(n+2) + Fibonacci(n). - Michel Marcus, Mar 03 2018

MAPLE

with(combinat, fibonacci):  seq(8*fibonacci(n+2)+fibonacci(n), n=0..35); # Muniru A Asiru, Mar 03 2018

MATHEMATICA

Table[8*Fibonacci[n + 2] + Fibonacci[n], {n, 0, 50}] (* or *) LinearRecurrence[{1, 1}, {8, 17}, 50] (* G. C. Greubel, Mar 02 2018 *)

PROG

(PARI) for(n=0, 50, print1(8*fibonacci(n+2) + fibonacci(n), ", ")) \\ G. C. Greubel, Mar 02 2018

(MAGMA) [8*Fibonacci(n+2) + Fibonacci(n): n in [0..50]]; // G. C. Greubel, Mar 02 2018

(GAP) List([0..35], n->8*Fibonacci(n+2)+Fibonacci(n)); # Muniru A Asiru, Mar 03 2018

CROSSREFS

Cf. A000032.

Sequence in context: A044060 A121283 A046464 * A041831 A041122 A042211

Adjacent sequences:  A022387 A022388 A022389 * A022391 A022392 A022393

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

EXTENSIONS

Terms a(36) onward added by G. C. Greubel, Mar 02 2018

STATUS

approved

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Last modified December 12 00:07 EST 2018. Contains 318052 sequences. (Running on oeis4.)