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 | 2 |
| 3 | 14 |
| 4 | 35 |
| 5 | 77 |
| 6 | 98 |
| 7 | 686 |
| 8 | 1715 |
| 9 | 5957 |
| 10 | 18995 |
| 11 | 26075 |
| 12 | 43921 |
| 13 | 49901 |
| 14 | 52334 |
| 15 | 86555 |
| 16 | 102475 |
| 17 | 221995 |
| 18 | 250355 |
| 19 | 1228283 |
| 20 | 1493597 |
| 21 | 4260059 |
| 22 | 6469715 |
| 23 | 10538675 |
| 24 | 15374219 |
| 25 | 19617187 |
| 26 | 22731275 |
| 27 | 53391779 |
| 28 | 60432239 |
| 29 | 68597795 |
| 30 | 85672139 |
| 31 | 175791077 |