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 | 11 |
| 2 | 15 |
| 3 | 16 |
| 4 | 25 |
| 5 | 35 |
| 6 | 59 |
| 7 | 64 |
| 8 | 68 |
| 9 | 82 |
| 10 | 121 |
| 11 | 149 |
| 12 | 238 |
| 13 | 584 |
| 14 | 912 |
| 15 | 3349 |
| 16 | 4111 |
| 17 | 4324 |
| 18 | 15314 |
| 19 | 19944 |
| 20 | 20658 |
| 21 | 22740 |
| 22 | 23364 |