Expansion of 2*(sqrt(1+8x)-3)/(sqrt(1+8x)-5).

Terms

a(0) =1a(1) =-1a(2) =1a(3) =-5a(4) =25a(5) =-141a(6) =849a(7) =-5349a(8) =34825a(9) =-232445a(10) =1582081a(11) =-10938709a(12) =76616249a(13) =-542472685a(14) =3876400305a(15) =-27919883205a(16) =202480492905