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 | 5 |
| 6 | 15 |
| 7 | 19 |
| 8 | 20 |
| 9 | 46 |
| 10 | 52 |
| 11 | 53 |
| 12 | 192 |
| 13 | 380 |
| 14 | 588 |
| 15 | 776 |
| 16 | 906 |
| 17 | 1350 |
| 18 | 1736 |
| 19 | 2914 |
| 20 | 7508 |
| 21 | 15710 |
| 22 | 16453 |
| 23 | 17488 |
| 24 | 18109 |
| 25 | 21604 |
| 26 | 25891 |
| 27 | 26725 |
| 28 | 34838 |
| 29 | 67468 |