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

Terms

a(0) =1a(1) =1a(2) =2a(3) =7a(4) =24a(5) =84a(6) =313a(7) =1209a(8) =4769a(9) =19166a(10) =78253a(11) =323570a(12) =1352122a(13) =5701467a(14) =24229122a(15) =103663575a(16) =446163435a(17) =1930390329a(18) =8391341664a(19) =36630504952a(20) =160509484616a(21) =705750073063