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 | 216421 |
| 2 | 393301 |
| 3 | 588673 |
| 4 | 601687 |
| 5 | 627481 |
| 6 | 752023 |
| 7 | 776257 |
| 8 | 801187 |
| 9 | 842521 |
| 10 | 846427 |
| 11 | 892159 |
| 12 | 970573 |
| 13 | 976117 |
| 14 | 1036153 |
| 15 | 1100581 |
| 16 | 1238833 |
| 17 | 1445341 |
| 18 | 1713853 |
| 19 | 1848337 |
| 20 | 2054761 |
| 21 | 2134519 |
| 22 | 2217349 |
| 23 | 2229991 |
| 24 | 2276107 |
| 25 | 2287861 |
| 26 | 2299327 |
| 27 | 2303377 |
| 28 | 2768341 |
| 29 | 2933083 |
| 30 | 3091027 |