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A087933 Primes p such that pi(2^k) = p, for some k > 1. 0
2, 11, 31, 97, 12251, 564163 (list; graph; refs; listen; history; text; internal format)
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

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Last modified September 26 23:42 EDT 2021. Contains 347673 sequences. (Running on oeis4.)