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 | 1 |
| 2 | 7 |
| 3 | 12 |
| 4 | 15 |
| 5 | 16 |
| 6 | 17 |
| 7 | 31 |
| 8 | 32 |
| 9 | 45 |
| 10 | 49 |
| 11 | 56 |
| 12 | 60 |
| 13 | 65 |
| 14 | 71 |
| 15 | 72 |
| 16 | 77 |
| 17 | 80 |
| 18 | 81 |