Irregular triangle of coefficients of a partition transform for direct Lagrange inversion of an o.g.f., complementary to A134685 for an e.g.f.; normalized by the factorials, these are signed, refined face polynomials of the associahedra.

A133437

Irregular triangle of coefficients of a partition transform for direct Lagrange inversion of an o.g.f., complementary to A134685 for an e.g.f.; normalized by the factorials, these are signed, refined face polynomials of the associahedra.

Terms

    a(0) =1a(1) =-2a(2) =12a(3) =-6a(4) =-120a(5) =120a(6) =-24a(7) =1680a(8) =-2520a(9) =360a(10) =720a(11) =-120a(12) =-30240a(13) =60480a(14) =-20160a(15) =-20160a(16) =5040a(17) =5040a(18) =-720a(19) =665280a(20) =-1663200a(21) =907200a(22) =604800a(23) =-60480a(24) =-362880a(25) =-181440a(26) =20160a(27) =40320a(28) =40320a(29) =-5040

External references