Primes p of the form (q-1)^2+1 that are a divisor of 4^(q-1)-1 where q is prime.

A274002

Primes p of the form (q-1)^2+1 that are a divisor of 4^(q-1)-1 where q is prime.

Terms

    a(0) =5a(1) =17a(2) =257a(3) =65537a(4) =3497539601

External references