a(n) is the least x such that tau(x) divides (x-1)^n but not (x-1)^(n-1), for n >= 2.
A254409
a(n) is the least x such that tau(x) divides (x-1)^n but not (x-1)^(n-1), for n >= 2.
Terms
- a(0) =15a(1) =135a(2) =1155a(3) =10395a(4) =135135a(5) =2297295a(6) =57432375a(7) =1003917915a(8) =25097947875
External references
- oeis: A254409