Number of primes less than 10^n having at least one digit 5.
A091706
Number of primes less than 10^n having at least one digit 5.
Terms
- a(0) =1a(1) =3a(2) =32a(3) =324a(4) =3282a(5) =31949a(6) =309669a(7) =2995706a(8) =28891689a(9) =278270868a(10) =2678674624a(11) =25780340194a(12) =248131741834
External references
- oeis: A091706