Number of primes less than 10^n having at least one digit 4.
A091705
Number of primes less than 10^n having at least one digit 4.
Terms
- a(0) =0a(1) =3a(2) =32a(3) =326a(4) =3231a(5) =31953a(6) =310456a(7) =3000349a(8) =28922364a(9) =278508004a(10) =2680391313a(11) =25793058269a(12) =248228108241
External references
- oeis: A091705