a(0) = 1; a(n) = Sum_{k=1..n} binomial(n,k) * Bell(k-1) * a(n-k).
A335849
a(0) = 1; a(n) = Sum_{k=1..n} binomial(n,k) * Bell(k-1) * a(n-k).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =14a(4) =87a(5) =675a(6) =6282a(7) =68201a(8) =846183a(9) =11811048a(10) =183176577a(11) =3124958179a(12) =58157682072
External references
- oeis: A335849