Smallest oblong (promic) number containing exactly n 3's.

A048536

Smallest oblong (promic) number containing exactly n 3's.

Terms

    a(0) =30a(1) =1332a(2) =33306a(3) =3303306a(4) =23333730a(5) =33333302a(6) =23433333320a(7) =333339373380

External references