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

Terms

a(0) =1a(1) =0a(2) =-3a(3) =-3a(4) =21a(5) =54a(6) =-157a(7) =-828a(8) =816a(9) =11684a(10) =5352a(11) =-151407a(12) =-288759a(13) =1737498a(14) =6671607a(15) =-15789371a(16) =-122051205a(17) =58021488a(18) =1935857500a(19) =1977087345a(20) =-26913144267a(21) =-70826569596a(22) =314853424458