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

Terms

a(0) =0a(1) =1a(2) =4a(3) =13a(4) =42a(5) =137a(6) =448a(7) =1465a(8) =4790a(9) =15661a(10) =51204a(11) =167413a(12) =547362a(13) =1789617a(14) =5851208a(15) =19130705a(16) =62548430a(17) =204504021a(18) =668632204a(19) =2186113613a(20) =7147565882a(21) =23369187097a(22) =76406277968a(23) =249812682345a(24) =816770269670