Expansion of e.g.f. (1-x)/(1-5*x).

A052675

Expansion of e.g.f. (1-x)/(1-5*x).

Terms

    a(0) =1a(1) =4a(2) =40a(3) =600a(4) =12000a(5) =300000a(6) =9000000a(7) =315000000a(8) =12600000000a(9) =567000000000

External references