Indices of Ennesrem primes: k such that A004094(k)-1 is prime.

A341713

Indices of Ennesrem primes: k such that A004094(k)-1 is prime.

Terms

    a(0) =2a(1) =3a(2) =13a(3) =21a(4) =347a(5) =1217a(6) =1267a(7) =16459a(8) =100909a(9) =342243

External references