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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 54 |
| 5 | 58 |
| 6 | 62 |
| 7 | 71 |
| 8 | 10535 |
| 9 | 10541 |
| 10 | 10579 |
| 11 | 135242 |
| 12 | 135243 |
| 13 | 1733777 |
| 14 | 1733781 |
| 15 | 1733895 |
| 16 | 1733905 |
| 17 | 1733999 |
| 18 | 22216757 |
| 19 | 22216765 |
| 20 | 22216790 |
| 21 | 22216808 |
| 22 | 22216814 |
| 23 | 46745561148 |
| 24 | 46745561156 |