Primes at large indices: a(n) = prime(n!).

Terms

a(0) =2a(1) =2a(2) =3a(3) =13a(4) =89a(5) =659a(6) =5443a(7) =49033a(8) =484037a(9) =5222429a(10) =61194647a(11) =774825383a(12) =10552185239a(13) =153903050137