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 A171114 #8 Jan 19 2021 03:58:28 %S A171114 0,0,0,666,36975,437517 %N A171114 Duplicate of A328551. %K A171114 dead %O A171114 1,4