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) |
|---|---|
| 0 | 5 |
| 1 | 6 |
| 2 | 29 |
| 3 | 35 |
| 4 | 379 |
| 5 | 414 |
| 6 | 2035 |
| 7 | 2449 |
| 8 | 26525 |
| 9 | 28974 |
| 10 | 142421 |
| 11 | 171395 |
| 12 | 1856371 |
| 13 | 2027766 |
| 14 | 9967435 |
| 15 | 11995201 |
| 16 | 129919445 |
| 17 | 141914646 |
| 18 | 697578029 |
| 19 | 839492675 |
| 20 | 9092504779 |
| 21 | 9931997454 |
| 22 | 48820494595 |
| 23 | 58752492049 |