a(n) = smallest number k such that k^n is the sum of n positive n-th powers, or 0 if no solution exists.
A007666
a(n) = smallest number k such that k^n is the sum of n positive n-th powers, or 0 if no solution exists.
Terms
- a(0) =1a(1) =5a(2) =6a(3) =353a(4) =72
External references
- oeis: A007666