Number of primes of the form 1 + b^128 for 1 < b < 10^n.
A215058
Number of primes of the form 1 + b^128 for 1 < b < 10^n.
Terms
- a(0) =0a(1) =0a(2) =7a(3) =25a(4) =242a(5) =1933a(6) =16080a(7) =139921a(8) =1234958
External references
- oeis: A215058
A215058
Number of primes of the form 1 + b^128 for 1 < b < 10^n.