Expansion of (1+4x-sqrt(1+4x^2))/(4+6x) in powers of x.

Terms

a(0) =0a(1) =1a(2) =-2a(3) =3a(4) =-4a(5) =6a(6) =-10a(7) =15a(8) =-20a(9) =30a(10) =-52a(11) =78a(12) =-96a(13) =144a(14) =-282a(15) =423a(16) =-420a(17) =630a(18) =-1660a(19) =2490a(20) =-1304a(21) =1956a(22) =-11332a(23) =16998a(24) =3896a(25) =-5844a(26) =-95240a(27) =142860a(28) =157160a(29) =-235740