Expansion of 1/((1-2x)*(1-4x)*(1-9x)).

Terms

a(0) =1a(1) =15a(2) =163a(3) =1587a(4) =14779a(5) =135027a(6) =1223371a(7) =11042979a(8) =99517627a(9) =896182419a(10) =8067737899a(11) =72618027651a(12) =653595799195