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 | 17 |
| 2 | 65 |
| 3 | 145 |
| 4 | 485 |
| 5 | 649 |
| 6 | 1297 |
| 7 | 577 |
| 8 | 2024 |
| 9 | 5185 |
| 10 | 8182 |
| 11 | 7057 |
| 12 | 8749 |
| 13 | 14401 |
| 14 | 30753 |
| 15 | 56449 |
| 16 | 57601 |
| 17 | 77401 |
| 18 | 129473 |
| 19 | 51841 |
| 20 | 129601 |
| 21 | 254017 |
| 22 | 296449 |
| 23 | 202501 |
| 24 | 389377 |