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A022347
Fibonacci sequence beginning 0, 13.
1
0, 13, 13, 26, 39, 65, 104, 169, 273, 442, 715, 1157, 1872, 3029, 4901, 7930, 12831, 20761, 33592, 54353, 87945, 142298, 230243, 372541, 602784, 975325, 1578109, 2553434, 4131543, 6684977, 10816520, 17501497, 28318017, 45819514, 74137531, 119957045, 194094576, 314051621, 508146197
OFFSET
0,2
FORMULA
G.f.: 13*x/(1-x-x^2). - Philippe Deléham, Nov 20 2008
a(n) = 13*Fibonacci(n). - G. C. Greubel, Aug 25 2017
MATHEMATICA
a={}; b=0; c=13; 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}, {0, 13}, 40] (* Harvey P. Dale, Jan 24 2013 *)
PROG
(PARI) for(n=0, 50, print1(13*fibonacci(n), ", ")) \\ G. C. Greubel, Aug 25 2017
CROSSREFS
Sequence in context: A040157 A003889 A166545 * A026907 A210475 A304268
KEYWORD
nonn
STATUS
approved