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 A349926 #4 Dec 19 2021 12:08:48
%S A349926 1,-3,-3,-3,-3,6,-3,6,-3,6,-3,15,-3,6,6,6,-3,15,-3,15,6,6,-3,-3,-3,6,
%T A349926 6,15,-3,-3,-3,15,6,6,6,-3,-3,6,6,-3,-3,-3,-3,15,15,6,-3,-21,-3,15,6,
%U A349926 15,-3,-3,6,-3,6,6,-3,-39,-3,6,15,-12,6,-3,-3,15,6,-3
%N A349926 Dirichlet g.f.: Product_{k>=2} (1 - 3 * k^(-s)).
%Y A349926 Cf. A114592, A292128, A339702, A349925.
%K A349926 sign
%O A349926 1,2
%A A349926 _Ilya Gutkovskiy_, Dec 05 2021