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 | 6 |
| 1 | 7 |
| 2 | 27 |
| 3 | 34 |
| 4 | 61 |
| 5 | 156 |
| 6 | 997 |
| 7 | 2150 |
| 8 | 3147 |
| 9 | 5297 |
| 10 | 19038 |
| 11 | 24335 |
| 12 | 311058 |
| 13 | 335393 |
| 14 | 1317237 |
| 15 | 1652630 |
| 16 | 2969867 |
| 17 | 7592364 |
| 18 | 48524051 |
| 19 | 104640466 |
| 20 | 153164517 |
| 21 | 257804983 |
| 22 | 926579466 |
| 23 | 1184384449 |
| 24 | 15139192854 |
| 25 | 16323577303 |