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.
{J} be the triangle of partial serial probabilities for set J, such that P'' = T(n,k)'s wiki page.
{J} be the triangle of partial serial probabilities for set J, such that P'' = T(n,k) has authored 0 sequences.