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 | 4 |
| 3 | 17 |
| 4 | 62 |
| 5 | 184 |
| 6 | 462 |
| 7 | 1022 |
| 8 | 2052 |
| 9 | 3819 |
| 10 | 6688 |
| 11 | 11143 |
| 12 | 17810 |
| 13 | 27482 |
| 14 | 41146 |
| 15 | 60012 |
| 16 | 85544 |
| 17 | 119493 |
| 18 | 163932 |
| 19 | 221293 |
| 20 | 294406 |
| 21 | 386540 |
| 22 | 501446 |
| 23 | 643402 |
| 24 | 817260 |
| 25 | 1028495 |
| 26 | 1283256 |
| 27 | 1588419 |
| 28 | 1951642 |
| 29 | 2381422 |
| 30 | 2887154 |
| 31 | 3479192 |
| 32 | 4168912 |
| 33 | 4968777 |
| 34 | 5892404 |