Number of pairs of twin primes whose smaller element is <= 10^n-th prime.

A049035

Number of pairs of twin primes whose smaller element is <= 10^n-th prime.

Terms

    a(0) =5a(1) =25a(2) =174a(3) =1270a(4) =10250a(5) =86027a(6) =738597a(7) =6497407a(8) =58047180a(9) =524733511a(10) =4789919653a(11) =44073509102a(12) =408231310520

External references