Expansion of 1 / ((1-4*x)*(1-5*x)*(1-7*x)*(1-9*x)).

A028116

Expansion of 1 / ((1-4*x)*(1-5*x)*(1-7*x)*(1-9*x)).

Terms

    a(0) =1a(1) =25a(2) =398a(3) =5162a(4) =59619a(5) =640227a(6) =6549376a(7) =64780804a(8) =625573157a(9) =5936696909a(10) =55620675474a(11) =516146265726

External references