Expansion of (1/x) * Series_Reversion( x / (1 + x^2 * (1 + x)^3) ).

Terms

a(0) =1a(1) =0a(2) =1a(3) =3a(4) =5a(5) =16a(6) =50a(7) =133a(8) =410a(9) =1287a(10) =3917a(11) =12375a(12) =39600a(13) =126490a(14) =409110a(15) =1333367a(16) =4360470a(17) =14346708a(18) =47436086a(19) =157405329a(20) =524343950a(21) =1752742875a(22) =5876285021a(23) =19756979990a(24) =66599448577a(25) =225031535515a(26) =762033353850