Primes of the form 8*10^k + 3*R_k, where R_k is the repunit (A002275) of length k.

A093676

Primes of the form 8*10^k + 3*R_k, where R_k is the repunit (A002275) of length k.

Terms

    a(0) =83a(1) =83333333

External references