Expansion of 1/(1-4*x)^(7/2).

Terms

a(0) =1a(1) =14a(2) =126a(3) =924a(4) =6006a(5) =36036a(6) =204204a(7) =1108536a(8) =5819814a(9) =29745716a(10) =148728580a(11) =730122120a(12) =3528923580a(13) =16830250920a(14) =79342611480a(15) =370265520240