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

Terms

a(0) =1a(1) =2a(2) =5a(3) =14a(4) =43a(5) =142a(6) =495a(7) =1794a(8) =6686a(9) =25436a(10) =98311a(11) =384826a(12) =1522283a(13) =6075838a(14) =24437937a(15) =98956270a(16) =403080170a(17) =1650502292a(18) =6790018182a(19) =28050896964a(20) =116322826479a(21) =484029536374