a(1) = 1, otherwise smallest m > 1 such that the sum of digits of m^n is k^n for some k > 1.
A069648
a(1) = 1, otherwise smallest m > 1 such that the sum of digits of m^n is k^n for some k > 1.
Terms
- a(0) =1a(1) =2a(2) =2a(3) =11a(4) =47a(5) =46a(6) =983a(7) =193534a(8) =676644395
External references
- oeis: A069648