The (10^n)-th even-digit number.

A331476

The (10^n)-th even-digit number.

Terms

    a(0) =0a(1) =28a(2) =688a(3) =24888a(4) =608888a(5) =22288888a(6) =446888888a(7) =20048888888a(8) =402088888888

External references