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.
{m >=1} satisfies (C), it follows that both {G(m+1)}'s wiki page.
{m >=1} satisfies (C), it follows that both {G(m+1)} has authored 0 sequences.