Column k=2 of the triangle A225470; Sheffer ((1 - 3*x)^(-2/3), (-1/3)*log(1 - 3*x)).

A286722

Column k=2 of the triangle A225470; Sheffer ((1 - 3*x)^(-2/3), (-1/3)*log(1 - 3*x)).

Terms

    a(0) =1a(1) =15a(2) =231a(3) =4040a(4) =80844a(5) =1835988a(6) =46819324a(7) =1327098024a(8) =41436870696

External references