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 | 0 |
| 2 | 2 |
| 3 | 3 |
| 4 | 9 |
| 5 | 13 |
| 6 | 27 |
| 7 | 35 |
| 8 | 39 |
| 9 | 87 |
| 10 | 95 |
| 11 | 97 |
| 12 | 99 |
| 13 | 113 |
| 14 | 131 |
| 15 | 233 |
| 16 | 971 |
| 17 | 3851 |
| 18 | 5637 |
| 19 | 6553 |
| 20 | 106099 |