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 | 9 |
| 3 | 10 |
| 4 | 12 |
| 5 | 13 |
| 6 | 26 |
| 7 | 48 |
| 8 | 49 |
| 9 | 51 |
| 10 | 65 |
| 11 | 66 |
| 12 | 67 |
| 13 | 1330 |
| 14 | 1331 |
| 15 | 1332 |
| 16 | 1336 |
| 17 | 1337 |
| 18 | 1338 |
| 19 | 1339 |
| 20 | 1340 |
| 21 | 1431 |
| 22 | 5666 |
| 23 | 10331 |
| 24 | 537086 |
| 25 | 537095 |
| 26 | 538045 |
| 27 | 576768 |
| 28 | 576789 |