Least k such that phi(k) is an n-th power when k is the product of n distinct primes.
A281069
Least k such that phi(k) is an n-th power when k is the product of n distinct primes.
Terms
- a(0) =2a(1) =10a(2) =30a(3) =3458a(4) =29526a(5) =5437705a(6) =91604415a(7) =1190857395a(8) =26535163830a(9) =344957129790
External references
- oeis: A281069