Expansion of -(4*x*sqrt(4*x^2+1)+8*x^2+1)/((2*x^2-1)*sqrt(4*x^2+1) +4*x^3+x).

Terms

a(0) =1a(1) =5a(2) =13a(3) =25a(4) =51a(5) =125a(6) =295a(7) =625a(8) =1345a(9) =3125a(10) =7173a(11) =15625a(12) =34269a(13) =78125a(14) =177153a(15) =390625a(16) =864315a(17) =1953125a(18) =4401655a(19) =9765625a(20) =21706831a(21) =48828125a(22) =109676283a(23) =244140625a(24) =544031251a(25) =1220703125a(26) =2736797215a(27) =6103515625a(28) =13620096675a(29) =30517578125