a(n) is the smallest number which can be represented as the sum of 5 distinct positive n-th powers in exactly 3 ways, or -1 if no such number exists.

A375329

a(n) is the smallest number which can be represented as the sum of 5 distinct positive n-th powers in exactly 3 ways, or -1 if no such number exists.

Terms

    a(0) =18a(1) =127a(2) =1548a(3) =16834a(4) =70211956a(5) =342172570

External references