a(1) = 1; for n > 1, smallest number > 1 which is the n-th power of the sum of its digits, or 0 if no such number exists.

A076090

a(1) = 1; for n > 1, smallest number > 1 which is the n-th power of the sum of its digits, or 0 if no such number exists.

Terms

    a(0) =1a(1) =81a(2) =512a(3) =2401a(4) =17210368a(5) =34012224a(6) =612220032

External references