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a(n) = Fibonacci(n)^n.
7

%I #28 Oct 22 2024 20:48:59

%S 1,1,1,8,81,3125,262144,62748517,37822859361,60716992766464,

%T 253295162119140625,2775173073766990340489,79496847203390844133441536,

%U 5965226978431093156430190442313,1171598758708107367475386427203165009,602486784535040403801858901000000000000000

%N a(n) = Fibonacci(n)^n.

%H Vincenzo Librandi, <a href="/A100399/b100399.txt">Table of n, a(n) for n = 0..50</a>

%F a(n) = A103323(n,n).

%F From _Amiram Eldar_, Nov 17 2020: (Start)

%F Sum_{n>=1} 1/a(n) = A201615.

%F Sum_{n>=1} (-1)^(n+1)/a(n) = A201616. (End)

%p a:= n-> (<<1|1>, <1|0>>^n)[1, 2]^n:

%p seq(a(n), n=0..15); # _Alois P. Heinz_, Apr 13 2018

%t Array[Fibonacci[ # ]^#&,20] (* _Vladimir Joseph Stephan Orlovsky_, Apr 03 2010 *)

%o (PARI) a(n) = fibonacci(n)^n;

%o (Magma) [Fibonacci(n)^n: n in [0..20]]; // _Vincenzo Librandi_, Apr 24 2011

%Y Main diagonal of A103323.

%Y Cf. A000045, A067961, A152915, A201615, A201616.

%K nonn

%O 0,4

%A _Jorge Coveiro_, Dec 30 2004