If there are m primes between 10^(n-1) and 10^n, a(n) is the middle prime if m is odd, otherwise the larger of the two middle primes.

A328032

If there are m primes between 10^(n-1) and 10^n, a(n) is the middle prime if m is odd, otherwise the larger of the two middle primes.

Terms

    a(0) =5a(1) =47a(2) =509a(3) =5273a(4) =53047a(5) =532907a(6) =5356259a(7) =53765519a(8) =539119753a(9) =5402600081a(10) =54118210441a(11) =541947386821

External references