Product/n^n of n-th group in A075383.

A075391

Product/n^n of n-th group in A075383.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =120a(4) =180a(5) =36288a(6) =6720a(7) =24710400a(8) =227026800a(9) =12108096000a(10) =121080960a(12) =67365043200

External references