A171269 Intersection of A171267 and A171268.

5, 751, 79193

Offset: 1

Author

Farideh Firoozbakht, Apr 28 2010

Keywords

• base
• more
• nonn
• bref

Comments

Primes p such that both numbers p^A007953(p) and p^A007954(p) end with p.

a(4) > prime(10^8)=2038074743.

Number 2*10^k-1 is a term as soon as k is a multiple of 10 and belongs to A002957. In particular, a(4) <= 2*10^3020 - 1. - Max Alekseyev, Jun 07 2018

Crossrefs

Cf. A171267, A171268.