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

Terms

a(0) =0a(1) =1a(2) =6a(3) =21a(4) =56a(5) =127a(6) =259a(7) =490a(8) =876a(9) =1498a(10) =2472a(11) =3963a(12) =6204a(13) =9522a(14) =14374a(15) =21397a(16) =31477a(17) =45844a(18) =66203a(19) =94915a(20) =135247a(21) =191717a(22) =270570a(23) =380435a(24) =533232a(25) =745424a(26) =1039745a(27) =1447585a(28) =2012282a(29) =2793666