Number of primes with prime length names in range 1 -> 10^n.
A072687
Number of primes with prime length names in range 1 -> 10^n.
Terms
- a(0) =3a(1) =8a(2) =39a(3) =269a(4) =3047a(5) =14288a(6) =140205a(7) =1567591a(8) =10764655a(9) =83804613a(10) =977368042
External references
- oeis: A072687