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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 9 |
| 5 | 13 |
| 6 | 24 |
| 7 | 48 |
| 8 | 72 |
| 9 | 119 |
| 10 | 220 |
| 11 | 348 |
| 12 | 407 |
| 13 | 587 |
| 14 | 797 |
| 15 | 1125 |
| 16 | 1555 |
| 17 | 1847 |
| 18 | 2581 |
| 19 | 3560 |
| 20 | 3571 |
| 21 | 3690 |
| 22 | 4982 |
| 23 | 6739 |
| 24 | 7134 |
| 25 | 9429 |
| 26 | 11659 |