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 | 6 |
| 6 | 13 |
| 7 | 19 |
| 8 | 28 |
| 9 | 41 |
| 10 | 66 |
| 11 | 85 |
| 12 | 371 |
| 13 | 437 |
| 14 | 726 |
| 15 | 924 |
| 16 | 1063 |
| 17 | 3401 |
| 18 | 6714 |