Expansion of 1/((1-x)(1-4x)(1-7x)(1-9x)).

A021864

Expansion of 1/((1-x)(1-4x)(1-7x)(1-9x)).

Terms

    a(0) =1a(1) =21a(2) =294a(3) =3466a(4) =37275a(5) =379407a(6) =3727648a(7) =35761572a(8) =337430709a(9) =3146261833a(10) =29083452762a(11) =267126341118

External references