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.
} , {Alternatives @@ nn, 1}}]] = True; flimsyQ[n's wiki page.
} , {Alternatives @@ nn, 1}}]] = True; flimsyQ[n has authored 0 sequences.