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 | 610 |
| 2 | 59792 |
| 3 | 1801402 |
| 4 | 28403642 |
| 5 | 310514900 |
| 6 | 2701569493 |
| 7 | 20096076442 |
| 8 | 133729094355 |
| 9 | 821109158656 |
| 10 | 4743773544158 |
| 11 | 26052580835518 |
| 12 | 136551839375912 |
| 13 | 683560425650120 |
| 14 | 3267176210453459 |
| 15 | 14908991892646144 |
| 16 | 64985125266087385 |