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

Terms

a(0) =1a(1) =2a(2) =5a(3) =14a(4) =41a(5) =122a(6) =363a(7) =1066a(8) =3046a(9) =8300a(10) =20791a(11) =43738a(12) =51297a(13) =-174406a(14) =-1825027a(15) =-10480330a(16) =-50143510a(17) =-218385772a(18) =-895007802a(19) =-3504952380a(20) =-13214355159a(21) =-48116028934a(22) =-169216483595a(23) =-573113441834