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.
1, k'_2, ..., k'_r) such that G = C's wiki page.
1, k'_2, ..., k'_r) such that G = C has authored 0 sequences.