Expansion of x^6*(1 + x^3)/(1 - 4*x + 5*x^2 - x^3 - 2*x^4 + x^6 + x^7 - 2*x^8 + x^9).

Terms

a(0) =1a(1) =4a(2) =11a(3) =26a(4) =55a(5) =109a(6) =208a(7) =389a(8) =722a(9) =1339a(10) =2488a(11) =4634a(12) =8646a(13) =16146a(14) =30160a(15) =56333a(16) =105198a(17) =196413a(18) =366672a(19) =684475a(20) =1277701a(21) =2385080a(22) =4452277a(23) =8311254a(24) =15515091a(25) =28963012a(26) =54067156a(27) =100930660a(28) =188413624a(29) =351723304