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.
| n | a(n) |
|---|---|
| 1 | 159 |
| 2 | 45892 |
| 3 | 84059234 |
| 4 | 976919547736 |
| 5 | 72037480156866493 |
| 6 | 33704464361612549676417 |
| 7 | 100056407652480771734417515110 |