a(n) = Product_{k=1..n} k^d(k), where d(k) = number of divisors of k.
A175493
a(n) = Product_{k=1..n} k^d(k), where d(k) = number of divisors of k.
Terms
- a(0) =1a(1) =4a(2) =36a(3) =2304a(4) =57600a(5) =74649600a(6) =3657830400
External references
- oeis: A175493