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 | 11 |
| 2 | 31 |
| 3 | 83 |
| 4 | 359 |
| 5 | 1487 |
| 6 | 4283 |
| 7 | 4751 |
| 8 | 5471 |
| 9 | 7127 |
| 10 | 12527 |
| 11 | 41183 |
| 12 | 66863 |
| 13 | 71339 |
| 14 | 85247 |
| 15 | 186119 |
| 16 | 274223 |
| 17 | 290987 |
| 18 | 338687 |
| 19 | 373859 |
| 20 | 386219 |
| 21 | 400679 |
| 22 | 465299 |
| 23 | 490643 |
| 24 | 663407 |
| 25 | 720791 |
| 26 | 827147 |
| 27 | 883739 |
| 28 | 1096127 |
| 29 | 1124603 |