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 | 1217 |
| 2 | 1621 |
| 3 | 1823 |
| 4 | 2833 |
| 5 | 4651 |
| 6 | 6469 |
| 7 | 7681 |
| 8 | 7883 |
| 9 | 8287 |
| 10 | 8893 |
| 11 | 102107 |
| 12 | 126131 |
| 13 | 132137 |
| 14 | 138143 |
| 15 | 148153 |
| 16 | 154159 |
| 17 | 178183 |
| 18 | 184189 |
| 19 | 186191 |
| 20 | 196201 |
| 21 | 208213 |
| 22 | 214219 |
| 23 | 226231 |
| 24 | 228233 |
| 25 | 234239 |
| 26 | 246251 |
| 27 | 264269 |
| 28 | 282287 |
| 29 | 288293 |
| 30 | 298303 |