Expansion of 1/((1-2x)(1-4x)(1-7x)(1-8x)).

A025971

Expansion of 1/((1-2x)(1-4x)(1-7x)(1-8x)).

Terms

    a(0) =1a(1) =21a(2) =287a(3) =3249a(4) =33159a(5) =317457a(6) =2913079a(7) =25951233a(8) =226266887a(9) =1941258033a(10) =16450020951a(11) =138048250977

External references