Recurrence a(n) = n*(n + 1)*a(n-1) + 1 with a(0) = 1.
A228229
Recurrence a(n) = n*(n + 1)*a(n-1) + 1 with a(0) = 1.
Terms
- a(0) =1a(1) =3a(2) =19a(3) =229a(4) =4581a(5) =137431a(6) =5772103a(7) =323237769a(8) =23273119369
External references
- oeis: A228229