Sum of primes dividing n-th perfect number (with repetition).
A276663
Sum of primes dividing n-th perfect number (with repetition).
Terms
- a(0) =5a(1) =11a(2) =39a(3) =139a(4) =8215a(5) =131103a(6) =524323a(7) =2147483707
External references
- oeis: A276663