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 | 7 |
| 2 | 14 |
| 3 | 63 |
| 4 | 172 |
| 5 | 666 |
| 6 | 1099 |
| 7 | 2457 |
| 8 | 3430 |
| 9 | 6084 |
| 10 | 12195 |
| 11 | 14896 |
| 12 | 25327 |
| 13 | 34461 |
| 14 | 39754 |
| 15 | 51912 |
| 16 | 74439 |
| 17 | 102690 |
| 18 | 113491 |
| 19 | 150382 |
| 20 | 178956 |
| 21 | 194509 |
| 22 | 246520 |
| 23 | 285894 |
| 24 | 352485 |
| 25 | 456337 |
| 26 | 515151 |
| 27 | 546364 |
| 28 | 612522 |
| 29 | 647515 |
| 30 | 721449 |
| 31 | 1024192 |
| 32 | 1124046 |
| 33 | 1285677 |