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) |
|---|---|
| 5 | 125 |
| 6 | 1296 |
| 7 | 8716 |
| 8 | 47787 |
| 9 | 232154 |
| 10 | 1040014 |
| 11 | 4395772 |
| 12 | 17781210 |
| 13 | 69498964 |
| 14 | 264248924 |
| 15 | 982218072 |
| 16 | 3582421612 |
| 17 | 12857819052 |
| 18 | 45515994861 |
| 19 | 159205157535 |
| 20 | 551049504784 |
| 21 | 1889714853263 |
| 22 | 6427147635062 |
| 23 | 21698583468717 |