Primes of the form A174335(i)-1 or A174335(i)+1.

A174408

Primes of the form A174335(i)-1 or A174335(i)+1.

Terms

    a(0) =17a(1) =257a(2) =2591a(3) =2593a(4) =239999a(5) =2488319a(6) =27659519a(7) =27659521a(8) =330301441a(9) =4232632319a(10) =58060799999

External references