Expansion of x^3 / (1 - x - 5*x^2 - x^3 + x^4).

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =6a(6) =12a(7) =42a(8) =107a(9) =323a(10) =888a(11) =2568a(12) =7224a(13) =20629a(14) =58429a(15) =166230a(16) =471780a(17) =1340730a(18) =3807431a(19) =10816631a(20) =30722736a(21) =87272592a(22) =247895472a(23) =704164537a(24) =2000191753a(25) =5681637318a(26) =16138865148a(27) =45843078954a(28) =130218850259