This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A334734 #10 May 09 2020 15:13:15
%S A334734 1,16,648,55296,207360000,10749542400,23044331520000,
%T A334734 220242357780480000,5780040437590917120000,3538800267912806400000000,
%U A334734 115398507336502660300800000000,5264387585885382160794255360000000,1835850718442886445597615718400000000
%N A334734 Denominator of Sum_{k=1..n} k^4 / Product_{k=1..n} k^4.
%e A334734 The first few fractions are 1, 17/16, 49/648, 59/55296, 979/207360000, 91/10749542400, 167/23044331520000, ... = A181426/A334734.
%o A334734 (PARI) a(n) = denominator(sum(k=1, n, k^4)/prod(k=1, n, k^4)); \\ _Michel Marcus_, May 09 2020
%Y A334734 Cf. A166604, A181426 (numerators).
%K A334734 nonn,frac
%O A334734 1,2
%A A334734 _Petros Hadjicostas_, May 09 2020