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

Terms

a(0) =1a(1) =3a(2) =6a(3) =14a(4) =32a(5) =74a(6) =171a(7) =396a(8) =917a(9) =2124a(10) =4920a(11) =11397a(12) =26401a(13) =61158a(14) =141673a(15) =328187a(16) =760249a(17) =1761126a(18) =4079670a(19) =9450606a(20) =21892446a(21) =50714123a(22) =117479896a(23) =272143639a(24) =630424122a(25) =1460385314a(26) =3383000731a(27) =7836763241a(28) =18153959452a(29) =42053872709