Smallest square containing all the digits of numbers from 1 to n. For a(10) and higher, all duplicated digits must be in the term (for example a(10) has two 1's).

A069600

Smallest square containing all the digits of numbers from 1 to n. For a(10) and higher, all duplicated digits must be in the term (for example a(10) has two 1's).

Terms

    a(0) =1a(1) =121a(2) =3721a(3) =13924a(4) =135424a(5) =1236544a(6) =13527684a(7) =13527684a(8) =139854276a(9) =11738205649

External references