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 | 4 |
| 5 | 7 |
| 6 | 9 |
| 7 | 10 |
| 8 | 14 |
| 9 | 28 |
| 10 | 58 |
| 11 | 93 |
| 12 | 121 |
| 13 | 135 |
| 14 | 207 |
| 15 | 350 |
| 16 | 423 |
| 17 | 602 |
| 18 | 859 |
| 19 | 1026 |
| 20 | 1864 |
| 21 | 1966 |
| 22 | 13738 |
| 23 | 23299 |
| 24 | 28126 |
| 25 | 38691 |
| 26 | 39403 |
| 27 | 47499 |
| 28 | 93577 |
| 29 | 124022 |
| 30 | 177577 |