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 | 2 |
| 1 | 7 |
| 2 | 11 |
| 3 | 29 |
| 4 | 19 |
| 5 | 23 |
| 6 | 53 |
| 7 | 31 |
| 8 | 137 |
| 9 | 1217 |
| 10 | 43 |
| 11 | 47 |
| 12 | 101 |
| 13 | 109 |
| 14 | 59 |
| 15 | 7937 |
| 16 | 67 |
| 17 | 71 |
| 18 | 149 |
| 19 | 79 |
| 20 | 83 |
| 21 | 173 |
| 22 | 181 |