Expansion of e.g.f. log(1 - x^2/2 * log(1 - x)).

Terms

a(0) =0a(1) =0a(2) =0a(3) =3a(4) =6a(5) =20a(6) =0a(7) =-126a(8) =-1260a(9) =3240a(10) =108360a(11) =1635480a(12) =15075720a(13) =119957760a(14) =705729024a(15) =6324040800a(16) =130989549600