Composite Kummer numbers: -1 + product of first n consecutive primes (A057588).

A125549

Composite Kummer numbers: -1 + product of first n consecutive primes (A057588).

Terms

    a(0) =209a(1) =510509a(2) =9699689a(3) =223092869a(4) =6469693229a(5) =200560490129

External references