

A087933


Primes p such that pi(2^k) = p, for some k > 1.


0




OFFSET

1,1


COMMENTS

The next term is greater than pi(2^86).
The prime terms in A007053.  Jinyuan Wang, Aug 26 2019


LINKS

Table of n, a(n) for n=1..6.


PROG

(PARI) lista(nn) = {for (n=1, nn, if (isprime(k=primepi(2^n)), print1(k, ", ")); ); } \\ Michel Marcus, Aug 26 2019


CROSSREFS

Cf. A007053.
Sequence in context: A106847 A092761 A296733 * A190259 A190261 A000755
Adjacent sequences: A087930 A087931 A087932 * A087934 A087935 A087936


KEYWORD

nonn,more


AUTHOR

Cino Hilliard, Oct 27 2003


STATUS

approved



