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

Terms

a(0) =1a(1) =0a(2) =2a(3) =3a(4) =5a(5) =12a(6) =21a(7) =42a(8) =83a(9) =159a(10) =313a(11) =609a(12) =1186a(13) =2316a(14) =4512a(15) =8799a(16) =17158a(17) =33450a(18) =65225a(19) =127173a(20) =247958a(21) =483471a(22) =942660a(23) =1837989a(24) =3583691a(25) =6987429a(26) =13624009a(27) =26563920a(28) =51793996a(29) =100987296