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 | 113 |
| 2 | 131 |
| 3 | 137 |
| 4 | 173 |
| 5 | 179 |
| 6 | 197 |
| 7 | 311 |
| 8 | 313 |
| 9 | 317 |
| 10 | 373 |
| 11 | 379 |
| 12 | 419 |
| 13 | 431 |
| 14 | 479 |
| 15 | 613 |
| 16 | 617 |
| 17 | 619 |
| 18 | 673 |
| 19 | 719 |
| 20 | 797 |
| 21 | 971 |
| 22 | 1373 |
| 23 | 3137 |
| 24 | 3797 |
| 25 | 6131 |
| 26 | 6173 |
| 27 | 6197 |
| 28 | 9719 |