Sum of the squares of the first 3^n primes.

A131591

Sum of the squares of the first 3^n primes.

Terms

    a(0) =4a(1) =38a(2) =1556a(3) =86606a(4) =4083404a(5) =171658094a(6) =6716224724a(7) =247782290006

External references