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,i} = 2, i>0, A(n)'s wiki page.
{i,i} = 2, i>0, A(n) has authored 0 sequences.