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 | 3 |
| 2 | 151 |
| 3 | 373 |
| 4 | 521 |
| 5 | 743 |
| 6 | 1039 |
| 7 | 1187 |
| 8 | 1409 |
| 9 | 1483 |
| 10 | 2297 |
| 11 | 2371 |
| 12 | 2593 |
| 13 | 2741 |
| 14 | 2963 |
| 15 | 3037 |
| 16 | 3259 |
| 17 | 3407 |
| 18 | 3851 |
| 19 | 4073 |
| 20 | 4517 |
| 21 | 4591 |
| 22 | 4813 |
| 23 | 5479 |
| 24 | 5701 |
| 25 | 5849 |
| 26 | 5923 |
| 27 | 6367 |
| 28 | 6737 |
| 29 | 6959 |
| 30 | 7477 |
| 31 | 7699 |
| 32 | 8069 |
| 33 | 8291 |
| 34 | 8513 |
| 35 | 9623 |
| 36 | 9697 |
| 37 | 10067 |
| 38 | 10141 |
| 39 | 10289 |
| 40 | 10733 |
| 41 | 11177 |
| 42 | 11251 |