Column k=2 of the triangle A286718; Sheffer ((1 - 3*x)^(-1/3), (-1/3)*log(1 - 3*x)).

A286721

Column k=2 of the triangle A286718; Sheffer ((1 - 3*x)^(-1/3), (-1/3)*log(1 - 3*x)).

Terms

    a(0) =1a(1) =12a(2) =159a(3) =2485a(4) =45474a(5) =959070a(6) =22963996a(7) =616224492a(8) =18331744896a(9) =599061555136

External references