a(n) = Sum_{k=1..n} phi(gcd(k, n))^(gcd(k, n) - 1).
A342544
a(n) = Sum_{k=1..n} phi(gcd(k, n))^(gcd(k, n) - 1).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =11a(4) =260a(5) =40a(6) =46662a(7) =16398a(8) =1679630a(9) =262408a(10) =10000000010a(11) =4194366a(13) =13060740684
External references
- oeis: A342544