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) |
|---|---|
| 0 | 0 |
| 1 | 8 |
| 2 | 10 |
| 3 | 11 |
| 4 | 12 |
| 5 | 16 |
| 6 | 32 |
| 7 | 54 |
| 8 | 97 |
| 9 | 183 |
| 10 | 334 |
| 11 | 636 |
| 12 | 1218 |
| 13 | 2339 |
| 14 | 4495 |
| 15 | 8807 |
| 16 | 17280 |
| 17 | 33924 |
| 18 | 66630 |
| 19 | 130921 |
| 20 | 259503 |