Expansion of 1/((1-x)(1-5x)(1-9x)(1-11x)).

A023540

Expansion of 1/((1-x)(1-5x)(1-9x)(1-11x)).

Terms

    a(0) =1a(1) =26a(2) =452a(3) =6622a(4) =88473a(5) =1117788a(6) =13616464a(7) =161765924a(8) =1887776825a(9) =21743151430a(10) =247985329956

External references