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 | 55 |
| 2 | 54 |
| 3 | 53 |
| 4 | 52 |
| 5 | 51 |
| 6 | 61 |
| 7 | 62 |
| 8 | 63 |
| 9 | 64 |
| 10 | 65 |
| 11 | 85 |
| 12 | 84 |
| 13 | 83 |
| 14 | 82 |
| 15 | 81 |
| 16 | 71 |
| 17 | 72 |
| 18 | 73 |
| 19 | 74 |
| 20 | 75 |