a(n) = Sum_{k=0..n} (-1)^(n-k)*binomial(n, k)*|Lah(n, k)|. Inverse binomial convolution of the unsigned Lah numbers A271703.

A344050

a(n) = Sum_{k=0..n} (-1)^(n-k)*binomial(n, k)*|Lah(n, k)|. Inverse binomial convolution of the unsigned Lah numbers A271703.

Terms

    a(0) =1a(1) =1a(2) =-3a(3) =1a(4) =73a(5) =-699a(6) =3001a(7) =24697a(8) =-783999a(9) =10946233a(10) =-80958779a(11) =-656003919a(12) =40097528857a(13) =-944102982419

External references