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 | 23 |
| 2 | 47 |
| 3 | 613 |
| 4 | 1237 |
| 5 | 1759 |
| 6 | 27103 |
| 7 | 35149 |
| 8 | 45197 |
| 9 | 57269 |
| 10 | 58271 |
| 11 | 61283 |
| 12 | 85439 |
| 13 | 93487 |
| 14 | 145829 |
| 15 | 147853 |
| 16 | 2371489 |
| 17 | 3152087 |
| 18 | 3902687 |
| 19 | 4062791 |
| 20 | 5614073 |
| 21 | 5914327 |
| 22 | 7405639 |
| 23 | 8356421 |