Expansion of (1+3*x)/(1+2*x).

Terms

a(0) =1a(1) =1a(2) =-2a(3) =4a(4) =-8a(5) =16a(6) =-32a(7) =64a(8) =-128a(9) =256a(10) =-512a(11) =1024a(12) =-2048a(13) =4096a(14) =-8192a(15) =16384a(16) =-32768a(17) =65536a(18) =-131072a(19) =262144a(20) =-524288a(21) =1048576a(22) =-2097152a(23) =4194304a(24) =-8388608a(25) =16777216a(26) =-33554432a(27) =67108864a(28) =-134217728a(29) =268435456