Numerators of expansion of (1-x)^(-1/3).

Terms

a(0) =1a(1) =1a(2) =2a(3) =14a(4) =35a(5) =91a(6) =728a(7) =1976a(8) =5434a(9) =135850a(10) =380380a(11) =1071980a(12) =9111830a(13) =25933670a(14) =74096200a(15) =637227320a(16) =1832028545a(17) =5280552865a(18) =137294374490a(19) =397431084050