a(n) = Sum_{k=1..n} gcd(k,n)^gcd(k,n).
A342423
a(n) = Sum_{k=1..n} gcd(k,n)^gcd(k,n).
Terms
- a(0) =1a(1) =5a(2) =29a(3) =262a(4) =3129a(5) =46693a(6) =823549a(7) =16777484a(8) =387420549a(9) =10000003145a(10) =285311670621
External references
- oeis: A342423