Piptorial numbers = product of first n pips or prime-indexed primes.

A080696

Piptorial numbers = product of first n pips or prime-indexed primes.

Terms

    a(0) =3a(1) =15a(2) =165a(3) =2805a(4) =86955a(5) =3565155a(6) =210344145a(7) =14093057715

External references