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 | 3 |
| 2 | 4 |
| 3 | 5 |
| 4 | 6 |
| 5 | 10 |
| 6 | 22 |
| 7 | 31 |
| 8 | 92 |
| 9 | 174 |
| 10 | 237 |
| 11 | 886 |
| 12 | 1075 |
| 13 | 1357 |
| 14 | 2428 |
| 15 | 3700 |
| 16 | 6319 |
| 17 | 9116 |