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 | 1729 |
| 2 | 294409 |
| 3 | 1033669 |
| 4 | 1082809 |
| 5 | 1773289 |
| 6 | 5444489 |
| 7 | 7995169 |
| 8 | 8719309 |
| 9 | 17098369 |
| 10 | 19384289 |
| 11 | 23382529 |
| 12 | 26921089 |
| 13 | 37964809 |
| 14 | 43620409 |
| 15 | 45890209 |
| 16 | 50201089 |
| 17 | 69331969 |
| 18 | 84311569 |
| 19 | 105309289 |
| 20 | 114910489 |
| 21 | 146843929 |
| 22 | 168659569 |
| 23 | 172947529 |
| 24 | 180115489 |
| 25 | 188516329 |
| 26 | 194120389 |
| 27 | 214852609 |
| 28 | 228842209 |
| 29 | 230996949 |
| 30 | 246446929 |
| 31 | 271481329 |