Denominator of Euler(n, 1/9).

Terms

a(0) =1a(1) =18a(2) =81a(3) =2916a(4) =6561a(5) =118098a(6) =531441a(7) =38263752a(8) =43046721a(9) =774840978a(10) =3486784401a(11) =125524238436a(12) =282429536481