

A110068


Numbers n such that 10^(n1) + pi(n) is the smallest ndigit prime.


2




OFFSET

1,1


COMMENTS

In the Cramer model, the chance that there are no primes between 10^(n1) and 10^(n1) + pi(n) is 1 + o(1). The same heuristic suggests that there are infinitely many terms since the harmonic series diverges. [Charles R Greathouse IV, Nov 15 2010]


LINKS



PROG

(Python)
from sympy import nextprime, primepi
A110068_list = [n for n in range(1, 100) if nextprime(10**(n1))10**(n1) == primepi(n)] # Chai Wah Wu, Apr 29 2018


CROSSREFS



KEYWORD

nonn,base,more


AUTHOR



EXTENSIONS



STATUS

approved



