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 | 4 |
| 2 | 7 |
| 3 | 11 |
| 4 | 13 |
| 5 | 29 |
| 6 | 32 |
| 7 | 36 |
| 8 | 44 |
| 9 | 79 |
| 10 | 157 |
| 11 | 197 |
| 12 | 341 |
| 13 | 467 |
| 14 | 996 |
| 15 | 1421 |
| 16 | 2479 |
| 17 | 3269 |
| 18 | 5203 |
| 19 | 7987 |
| 20 | 9341 |
| 21 | 14836 |
| 22 | 26047 |
| 23 | 47816 |
| 24 | 64304 |
| 25 | 100693 |
| 26 | 127597 |
| 27 | 167167 |
| 28 | 174697 |
| 29 | 182089 |
| 30 | 198791 |