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 | 172 |
| 2 | 1003 |
| 3 | 2546 |
| 4 | 8168 |
| 5 | 14030 |
| 6 | 28328 |
| 7 | 40370 |
| 8 | 64679 |
| 9 | 102377 |
| 10 | 151301 |
| 11 | 191708 |
| 12 | 290679 |
| 13 | 356931 |
| 14 | 445149 |
| 15 | 569583 |
| 16 | 787170 |
| 17 | 917169 |
| 18 | 1190970 |
| 19 | 1375176 |
| 20 | 1744554 |
| 21 | 2061684 |
| 22 | 2413461 |
| 23 | 2647641 |
| 24 | 3323763 |
| 25 | 3962721 |
| 26 | 4502277 |
| 27 | 5124586 |
| 28 | 6087406 |
| 29 | 6704266 |
| 30 | 7973326 |