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 | 2 |
| 2 | 99 |
| 3 | 634 |
| 4 | 2309 |
| 5 | 6306 |
| 6 | 14407 |
| 7 | 29114 |
| 8 | 53769 |
| 9 | 92674 |
| 10 | 151211 |
| 11 | 235962 |
| 12 | 354829 |
| 13 | 517154 |
| 14 | 733839 |
| 15 | 1017466 |
| 16 | 1382417 |
| 17 | 1844994 |
| 18 | 2423539 |
| 19 | 3138554 |
| 20 | 4012821 |
| 21 | 5071522 |
| 22 | 6342359 |
| 23 | 7855674 |
| 24 | 9644569 |
| 25 | 11745026 |
| 26 | 14196027 |
| 27 | 17039674 |
| 28 | 20321309 |
| 29 | 24089634 |
| 30 | 28396831 |