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 | 274627 |
| 2 | 328511 |
| 3 | 1860869 |
| 4 | 2146691 |
| 5 | 2924209 |
| 6 | 9129331 |
| 7 | 9938377 |
| 8 | 10503461 |
| 9 | 15438251 |
| 10 | 24642173 |
| 11 | 26730901 |
| 12 | 28372627 |
| 13 | 39651823 |
| 14 | 61629877 |
| 15 | 105823819 |
| 16 | 125751503 |
| 17 | 136590877 |
| 18 | 151419439 |
| 19 | 194104541 |
| 20 | 426957779 |
| 21 | 573856193 |