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

Terms

a(0) =0a(1) =1a(2) =0a(3) =4a(4) =4a(5) =16a(6) =32a(7) =80a(8) =192a(9) =448a(10) =1088a(11) =2560a(12) =6144a(13) =14592a(14) =34816a(15) =82944a(16) =197632a(17) =471040a(18) =1122304a(19) =2674688a(20) =6373376a(21) =15187968a(22) =36192256a(23) =86245376a(24) =205520896a(25) =489750528a(26) =1167065088a(27) =2781085696a(28) =6627262464a(29) =15792603136