E.g.f.: exp(Sum_{k>=1} A057660(k) * x^k).

A377585

E.g.f.: exp(Sum_{k>=1} A057660(k) * x^k).

Terms

    a(0) =1a(1) =1a(2) =7a(3) =61a(4) =577a(5) =7381a(6) =96511a(7) =1619857a(8) =28368481a(9) =560654857a(10) =12100090231a(11) =282510616741

External references