Expansion of 1/((1-x)*(1-4*x)*(1-5*x)).

Terms

a(0) =1a(1) =10a(2) =71a(3) =440a(4) =2541a(5) =14070a(6) =75811a(7) =400900a(8) =2091881a(9) =10808930a(10) =55442751a(11) =282806160a(12) =1436400421a(13) =7271480590a(14) =36715316891a(15) =185008240220a(16) =930767824161