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 | 15 |
| 3 | 17 |
| 4 | 18 |
| 5 | 21 |
| 6 | 27 |
| 7 | 29 |
| 8 | 30 |
| 9 | 37 |
| 10 | 47 |
| 11 | 50 |
| 12 | 64 |
| 13 | 125 |
| 14 | 251 |
| 15 | 602 |
| 16 | 611 |
| 17 | 1184 |
| 18 | 1468 |
| 19 | 5570 |
| 20 | 10679 |
| 21 | 15798 |
| 22 | 21237 |