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A277575 Primes p such that Fibonacci(prime(p)) is prime. 2

%I #25 Oct 29 2016 13:12:09

%S 2,3,5,7,23,83,97,12161,13681,36467

%N Primes p such that Fibonacci(prime(p)) is prime.

%C Suggested by _Alexander Adamchuk_ in A122534.

%F a(n) = prime(A122534(n)).

%F a(n) = PrimePi(A277284(n)).

%o (PARI) isok(p) = isprime(p) && isprime(fibonacci(prime(p))); \\ _Michel Marcus_, Oct 22 2016

%Y Primes in A119984.

%Y Cf. A000040, A000045, A001605, A005478, A006450, A030426, A075737, A083668, A093308, A122534, A277284.

%K nonn,hard,more

%O 1,1

%A _Bobby Jacobs_, Oct 20 2016

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Last modified April 23 12:27 EDT 2024. Contains 371912 sequences. (Running on oeis4.)