%I
%S 1,1,1,4,6,48,64,96,576,1728,13824,165888,1036800,9953280,119439360,
%T 297271296,134369280000,222953472000,75246796800,32105299968000,
%U 229323571200,568865783808000000,125150472437760000,6129819058176000
%N Denominators of A002110 divided by A102647, starting from the second term of both.
%o (PARI) a1(n)=prod(i=1, n, prime(i));
%o b1(n)=prod(i=1, n, prime(n+1)%prime(i));
%o a(n)=if(n<0, 0, denominator(a1(n)/b1(n)));
%o for(n=1, 25, print1(a(n) ", "))
%Y Cf. A002110, A102647, A165657, A165659, A165660.
%K easy,nonn
%O 1,4
%A _Creighton Dement_, Sep 24 2009
