a(n) is the smallest number which can be represented as the sum of 3 distinct positive n-th powers in exactly 3 ways, or -1 if no such number exists.

A374422

a(n) is the smallest number which can be represented as the sum of 3 distinct positive n-th powers in exactly 3 ways, or -1 if no such number exists.

Terms

    a(0) =9a(1) =101a(2) =5104a(3) =811538

External references