a(0) = 0, a(n) = n^2 * (a(n-1) + 1).
A193563
a(0) = 0, a(n) = n^2 * (a(n-1) + 1).
Terms
- a(0) =0a(1) =1a(2) =8a(3) =81a(4) =1312a(5) =32825a(6) =1181736a(7) =57905113a(8) =3705927296a(9) =300180111057
External references
- oeis: A193563
A193563
a(0) = 0, a(n) = n^2 * (a(n-1) + 1).