Least n-digit number m whose square contains only digits not appearing in m.

A110815

Least n-digit number m whose square contains only digits not appearing in m.

Terms

    a(0) =2a(1) =17a(2) =144a(3) =1447a(4) =14144a(5) =141494a(6) =1414414a(7) =14144134a(8) =141431114a(9) =1414411113a(10) =14143143413a(11) =141431113114

External references