Smallest oblong (promic) number containing exactly n 2's.

A048534

Smallest oblong (promic) number containing exactly n 2's.

Terms

    a(0) =2a(1) =272a(2) =20022a(3) =210222a(4) =2127222a(5) =112222242a(6) =1329222222a(7) =222721228422a(8) =222222202620

External references