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 | 6 |
| 2 | 10 |
| 3 | 21 |
| 4 | 22 |
| 5 | 24 |
| 6 | 25 |
| 7 | 27 |
| 8 | 30 |
| 9 | 39 |
| 10 | 48 |
| 11 | 52 |
| 12 | 57 |
| 13 | 65 |
| 14 | 87 |
| 15 | 94 |
| 16 | 110 |
| 17 | 114 |
| 18 | 124 |
| 19 | 156 |
| 20 | 161 |