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 | 1 |
| 2 | 11 |
| 3 | 121 |
| 4 | 1331 |
| 5 | 14641 |
| 6 | 56881 |
| 7 | 87967 |
| 8 | 151019 |
| 9 | 161051 |
| 10 | 625691 |
| 11 | 967637 |
| 12 | 1493503 |
| 13 | 1661209 |
| 14 | 1771561 |
| 15 | 6882601 |
| 16 | 10644007 |
| 17 | 16428533 |
| 18 | 18273299 |
| 19 | 19487171 |
| 20 | 63952009 |
| 21 | 75708611 |
| 22 | 117084077 |
| 23 | 180713863 |
| 24 | 201006289 |
| 25 | 214358881 |
| 26 | 294131651 |
| 27 | 454877357 |
| 28 | 703472099 |
| 29 | 780919249 |
| 30 | 832794721 |