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) |
|---|---|
| 3 | 23 |
| 4 | 199 |
| 5 | 2297 |
| 6 | 30013 |
| 7 | 41 |
| 8 | 9699667 |
| 9 | 2819 |
| 10 | 53 |
| 11 | 21701 |
| 12 | 79 |
| 13 | 163 |
| 14 | 181 |
| 15 | 61 |
| 16 | 1619 |
| 17 | 14669 |
| 18 | 307 |
| 19 | 103 |
| 20 | 306091 |
| 21 | 907 |
| 22 | 3217644767340672907899084554047 |
| 23 | 267064515689275851355624017992701 |
| 24 | 23768741896345550770650537601358213 |