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A171244 a(n)=Mod(2^Fibonacci(n),Fibonacci(n)). 2

%I

%S 0,0,0,2,2,0,2,8,4,43,2,64,2,188,414,764,2,1480,2659,32,9884,9703,2,

%T 14176,18257,14330,144538,50942,2,216536,271843,734567,2425788,

%U 3013631,5646712,12828592,14555288,5494740,4324950,89249588,154582862,174683408,2

%N a(n)=Mod(2^Fibonacci(n),Fibonacci(n)).

%H Harvey P. Dale, <a href="/A171244/b171244.txt">Table of n, a(n) for n = 1..1000</a>

%t Table[Mod[2^Fibonacci[n],Fibonacci[n]],{n,43}]

%t Table[PowerMod[2,n,n],{n,Fibonacci[Range[50]]}] (* _Harvey P. Dale_, Nov 29 2018 *)

%Y Cf. A000045

%K nonn

%O 1,4

%A _Vladimir Joseph Stephan Orlovsky_, Nov 18 2010

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Last modified October 22 13:15 EDT 2021. Contains 348170 sequences. (Running on oeis4.)