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 | 841 |
| 2 | 881 |
| 3 | 925 |
| 4 | 4121 |
| 5 | 4405 |
| 6 | 4709 |
| 7 | 23885 |
| 8 | 25549 |
| 9 | 27329 |
| 10 | 139189 |
| 11 | 148889 |
| 12 | 159265 |
| 13 | 811249 |
| 14 | 867785 |
| 15 | 928261 |
| 16 | 4728305 |
| 17 | 5057821 |
| 18 | 5410301 |
| 19 | 27558581 |
| 20 | 29479141 |
| 21 | 31533545 |
| 22 | 160623181 |
| 23 | 171817025 |
| 24 | 183790969 |
| 25 | 936180505 |
| 26 | 1001423009 |
| 27 | 1071212269 |