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 A085092 #8 Dec 04 2018 11:02:23 %S A085092 1,1,1,1,-432000,1,-3456000,-9504000,-209520000,-389664000, %T A085092 -5952960000,-289595177265600 %N A085092 Numerators of constant term in a formal analog of Bernoulli numbers. %H A085092 M. Scarowsky, <a href="https://doi.org/10.1016/0022-314X(84)90106-9">On a formal analogue of the Bernoulli numbers</a>, J. Number Theory, 19 (1984), 228-232. %e A085092 1, 1, 1, 1, -432000/691, 1, -3456000/3617, -9504000/43867, ... %Y A085092 For denominators see A001067. %K A085092 sign,frac,more %O A085092 2,5 %A A085092 _N. J. A. Sloane_, Aug 11 2003