Stirling transform of A001563: a(0) = 1 and a(n) = Sum_{k=1..n} Stirling2(n,k)*k*k! for n >= 1.
A069321
Stirling transform of A001563: a(0) = 1 and a(n) = Sum_{k=1..n} Stirling2(n,k)*k*k! for n >= 1.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =31a(4) =233a(5) =2071a(6) =21305a(7) =249271a(8) =3270713a(9) =47580151a(10) =760192505a(11) =13234467511a(12) =249383390393
External references
- oeis: A069321