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 | 5 |
| 2 | 179 |
| 3 | 809 |
| 4 | 3359 |
| 5 | 4217 |
| 6 | 6761 |
| 7 | 18041 |
| 8 | 21587 |
| 9 | 26861 |
| 10 | 49367 |
| 11 | 67187 |
| 12 | 80447 |
| 13 | 82721 |
| 14 | 91127 |
| 15 | 97841 |
| 16 | 98897 |
| 17 | 103967 |
| 18 | 109829 |
| 19 | 122597 |
| 20 | 154157 |
| 21 | 178037 |
| 22 | 203321 |
| 23 | 208931 |
| 24 | 225749 |
| 25 | 227609 |
| 26 | 236867 |
| 27 | 243671 |
| 28 | 251201 |
| 29 | 266447 |
| 30 | 285611 |
| 31 | 289109 |
| 32 | 295871 |
| 33 | 317729 |