G.f.: Sum_{n>=0} (n+1) * ((1+x)^n - 1)^n.

A326000

G.f.: Sum_{n>=0} (n+1) * ((1+x)^n - 1)^n.

Terms

    a(0) =1a(1) =2a(2) =12a(3) =120a(4) =1607a(5) =26862a(6) =536816a(7) =12466468a(8) =329648274a(9) =9774030812a(10) =321057111308

External references