Expansion of 1/( (1-x)^3 * (1-9*x) )^(1/4).

Terms

a(0) =1a(1) =3a(2) =15a(3) =97a(4) =699a(5) =5313a(6) =41689a(7) =334215a(8) =2721411a(9) =22423737a(10) =186497325a(11) =1562826195a(12) =13178010405a(13) =111700773135a(14) =951026829255