Number of primes less than 10^n which do not contain the digit 7.
A091641
Number of primes less than 10^n which do not contain the digit 7.
Terms
- a(0) =3a(1) =16a(2) =100a(3) =680a(4) =4773a(5) =34992a(6) =266823a(7) =2079512a(8) =16503238a(9) =132852644a(10) =1081509855a(11) =8885472675a(12) =73563855306a(13) =612982476612
External references
- oeis: A091641