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

Terms

a(0) =0a(1) =1a(2) =1a(3) =3a(4) =4a(5) =9a(6) =14a(7) =29a(8) =49a(9) =99a(10) =175a(11) =351a(12) =637a(13) =1275a(14) =2353a(15) =4707a(16) =8788a(17) =17577a(18) =33098a(19) =66197a(20) =125476a(21) =250953a(22) =478192a(23) =956385a(24) =1830270a(25) =3660541a(26) =7030570a(27) =14061141a(28) =27088870a(29) =54177741