a(n) = Product_{k=1..n} (n*k-k+1).
A382532
a(n) = Product_{k=1..n} (n*k-k+1).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =105a(4) =3640a(5) =208845a(6) =17873856a(7) =2131900225a(8) =337767408000
External references
- oeis: A382532
A382532
a(n) = Product_{k=1..n} (n*k-k+1).