Expansion of 1/(1 - 4*x - 4*x^2)^(5/2).

Terms

a(0) =1a(1) =10a(2) =80a(3) =560a(4) =3640a(5) =22512a(6) =134400a(7) =781440a(8) =4451040a(9) =24939200a(10) =137865728a(11) =753625600a(12) =4080643840a(13) =21916106240a(14) =116877312000a(15) =619457482752