Sum of the number of digits in the prime numbers less than 10^n.

A097952

Sum of the number of digits in the prime numbers less than 10^n.

Terms

    a(0) =0a(1) =4a(2) =46a(3) =475a(4) =4719a(5) =46534a(6) =459970a(7) =4562537a(8) =45337545a(9) =451112256a(10) =4493162026a(11) =44786187348a(12) =446664473808

External references