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 | 7839 |
| 2 | 8739 |
| 3 | 11248 |
| 4 | 12148 |
| 5 | 21148 |
| 6 | 44488 |
| 7 | 44489 |
| 8 | 44939 |
| 9 | 49439 |
| 10 | 70839 |
| 11 | 78039 |
| 12 | 80739 |
| 13 | 87039 |
| 14 | 94439 |
| 15 | 101248 |
| 16 | 102148 |
| 17 | 110248 |
| 18 | 112048 |
| 19 | 120148 |
| 20 | 121048 |
| 21 | 201148 |
| 22 | 210148 |
| 23 | 211048 |
| 24 | 222688 |
| 25 | 222689 |
| 26 | 226288 |
| 27 | 226289 |
| 28 | 236839 |
| 29 | 238639 |
| 30 | 258598 |
| 31 | 258599 |
| 32 | 262288 |
| 33 | 262289 |
| 34 | 263839 |