Number of primes less than 10^n with initial digit 5.
A073513
Number of primes less than 10^n with initial digit 5.
Terms
- a(0) =1a(1) =3a(2) =17a(3) =131a(4) =1055a(5) =8615a(6) =72951a(7) =633932a(8) =5602768a(9) =50193913a(10) =454577490a(11) =4153943134a(12) =38243708524a(13) =354330372215
External references
- oeis: A073513