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 | 83 |
| 3 | 401 |
| 4 | 1092 |
| 5 | 2845 |
| 6 | 5753 |
| 7 | 12357 |
| 8 | 19920 |
| 9 | 33659 |
| 10 | 57259 |
| 11 | 80152 |
| 12 | 113660 |
| 13 | 180627 |
| 14 | 233148 |
| 15 | 329118 |
| 16 | 413586 |
| 17 | 584951 |
| 18 | 742021 |
| 19 | 927917 |
| 20 | 1209050 |
| 21 | 1500573 |
| 22 | 1815997 |
| 23 | 2286198 |
| 24 | 2771420 |
| 25 | 3302411 |
| 26 | 3852425 |
| 27 | 4848999 |
| 28 | 5721599 |
| 29 | 6536322 |
| 30 | 7584155 |