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

Terms

a(0) =1a(1) =2a(2) =7a(3) =24a(4) =85a(5) =302a(6) =1075a(7) =3828a(8) =13633a(9) =48554a(10) =172927a(11) =615888a(12) =2193517a(13) =7812326a(14) =27824011a(15) =99096684a(16) =352938073a(17) =1257007586a(18) =4476898903a(19) =15944711880a(20) =56787933445a(21) =202253224094a(22) =720335539171