Expansion of (1-25*x)^(1/5).

Terms

a(0) =1a(1) =-5a(2) =-50a(3) =-750a(4) =-13125a(5) =-249375a(6) =-4987500a(7) =-103312500a(8) =-2195390625a(9) =-47566796875