E.g.f. satisfies exp(x*Sum_{n>=0} ceiling(a(n)/n!)*x^n) = Sum_{n>=0} a(n)*x^n/n!.
A085295
E.g.f. satisfies exp(x*Sum_{n>=0} ceiling(a(n)/n!)*x^n) = Sum_{n>=0} a(n)*x^n/n!.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =19a(4) =169a(5) =1881a(6) =25051a(7) =403243a(8) =7660689a(9) =166148209a(10) =4069854451a(11) =111107009091
External references
- oeis: A085295