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 | 9 |
| 2 | 65 |
| 3 | 217 |
| 4 | 4097 |
| 5 | 5833 |
| 6 | 10649 |
| 7 | 21953 |
| 8 | 74089 |
| 9 | 195113 |
| 10 | 216001 |
| 11 | 343001 |
| 12 | 373249 |
| 13 | 474553 |
| 14 | 1000001 |
| 15 | 1061209 |
| 16 | 1191017 |
| 17 | 1404929 |
| 18 | 3241793 |
| 19 | 3796417 |
| 20 | 4251529 |
| 21 | 6859001 |
| 22 | 9261001 |
| 23 | 12487169 |
| 24 | 21952001 |
| 25 | 29791001 |
| 26 | 35937001 |
| 27 | 43614209 |
| 28 | 45882713 |
| 29 | 55742969 |
| 30 | 62099137 |
| 31 | 89915393 |
| 32 | 94818817 |
| 33 | 117649001 |