Expansion of (1/x) * Series_Reversion( x / (1 + x + x^3 * (1 + x)^4) ).

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =9a(5) =37a(6) =124a(7) =380a(8) =1213a(9) =4249a(10) =15633a(11) =57410a(12) =208168a(13) =755418a(14) =2777484a(15) =10352457a(16) =38878837a(17) =146454253a(18) =553090105a(19) =2096803160a(20) =7984862557a(21) =30528384971a(22) =117081373080a(23) =450181102730