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

Terms

a(0) =0a(1) =6a(2) =4a(3) =22a(4) =20a(5) =86a(6) =84a(7) =342a(8) =340a(9) =1366a(10) =1364a(11) =5462a(12) =5460a(13) =21846a(14) =21844a(15) =87382a(16) =87380a(17) =349526a(18) =349524a(19) =1398102a(20) =1398100a(21) =5592406a(22) =5592404a(23) =22369622a(24) =22369620a(25) =89478486a(26) =89478484a(27) =357913942a(28) =357913940a(29) =1431655766