Number of 4's among the digits of all n-digit primes.

A152276

Number of 4's among the digits of all n-digit primes.

Terms

    a(0) =0a(1) =3a(2) =31a(3) =326a(4) =3412a(5) =35234a(6) =358468a(7) =3625027a(8) =36582450a(9) =368381208a(10) =3704525518a(11) =37218251329a(12) =373639701352

External references