Least concatenation of n to have exactly n prime factors with multiplicity.

A118133

Least concatenation of n to have exactly n prime factors with multiplicity.

Terms

    a(0) =11a(1) =22a(2) =333a(3) =444a(4) =55555555a(5) =66666666a(7) =888888a(8) =999999999999

External references