Total number of 2's digits in the first 10^n primes.

A119293

Total number of 2's digits in the first 10^n primes.

Terms

    a(0) =3a(1) =26a(2) =339a(3) =4070a(4) =55213a(5) =632418a(6) =7133747a(7) =82051293a(8) =1041785731a(9) =12182327373a(10) =137771632675

External references