Expansion of 1/(sqrt(1-4*x)*sqrt(1-8*x)).

Terms

a(0) =1a(1) =6a(2) =38a(3) =252a(4) =1734a(5) =12276a(6) =88796a(7) =652728a(8) =4856902a(9) =36478404a(10) =275975028a(11) =2099978568a(12) =16054486044a(13) =123213933576a(14) =948713646072