a(n) = floor(concatenation of first n primes / sum of first n primes).

A067110

a(n) = floor(concatenation of first n primes / sum of first n primes).

Terms

    a(0) =1a(1) =4a(2) =23a(3) =138a(4) =8418a(5) =574905a(6) =40639850a(7) =3061183528a(8) =235711131719

External references