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A134491 a(n) = Fibonacci(5n+4). 4

%I #25 Mar 11 2024 11:32:29

%S 3,34,377,4181,46368,514229,5702887,63245986,701408733,7778742049,

%T 86267571272,956722026041,10610209857723,117669030460994,

%U 1304969544928657,14472334024676221,160500643816367088

%N a(n) = Fibonacci(5n+4).

%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (11,1)

%F G.f.: ( -3-x ) / ( -1+11*x+x^2 ). - _R. J. Mathar_, Apr 17 2011

%F a(n) = A000045(A016897(n)). - _Michel Marcus_, Nov 07 2013

%t Table[Fibonacci[5n + 4], {n, 0, 30}]

%o (Magma) [Fibonacci(5*n +4): n in [0..100]]; // _Vincenzo Librandi_, Apr 17 2011

%o (PARI) a(n)=fibonacci(5*n+4) \\ _Charles R Greathouse IV_, Oct 16 2015

%Y Cf. A000045, A016897, A102312, A099100, A134490.

%K nonn,easy

%O 0,1

%A _Artur Jasinski_, Oct 28 2007

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Last modified April 16 12:05 EDT 2024. Contains 371711 sequences. (Running on oeis4.)