a(n) is the smallest number which can be represented as the sum of n distinct n-th powers of primes in exactly 2 ways, or -1 if no such number exists.
A374270
a(n) is the smallest number which can be represented as the sum of n distinct n-th powers of primes in exactly 2 ways, or -1 if no such number exists.
Terms
- a(0) =-1a(1) =410a(2) =185527a(3) =6539044a(4) =2250298051
External references
- oeis: A374270