Expansion of x/(1 - 4*x - 11*x^2).

Terms

a(0) =0a(1) =1a(2) =4a(3) =27a(4) =152a(5) =905a(6) =5292a(7) =31123a(8) =182704a(9) =1073169a(10) =6302420a(11) =37014539a(12) =217384776a(13) =1276699033a(14) =7498028668a(15) =44035804035a(16) =258621531488