a(n) is the least semiprime >= n^n.

A089542

a(n) is the least semiprime >= n^n.

Terms

    a(0) =4a(1) =4a(2) =33a(3) =259a(4) =3127a(5) =46661a(6) =823549a(7) =16777219a(8) =387420493a(9) =10000000003a(10) =285311670617

External references