Smallest oblong (promic) number containing exactly n 6's.

A048542

Smallest oblong (promic) number containing exactly n 6's.

Terms

    a(0) =6a(1) =3660a(2) =66306a(3) =666672a(4) =16666806a(5) =6066462656a(6) =66686606406a(7) =666692662656

External references