a(1) =8, a(n) = smallest multiple of a(n-1) (not equal to 10^k*a(n-1)) obtained by inserting digits anywhere in a(n-1).

A080493

a(1) =8, a(n) = smallest multiple of a(n-1) (not equal to 10^k*a(n-1)) obtained by inserting digits anywhere in a(n-1).

Terms

    a(0) =8a(1) =48a(2) =1248a(3) =126048a(4) =126174048

External references