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 | 1 |
| 1 | 8 |
| 2 | 71 |
| 3 | 694 |
| 4 | 7421 |
| 5 | 86276 |
| 6 | 1084483 |
| 7 | 14665106 |
| 8 | 212385209 |
| 9 | 3280842496 |
| 10 | 53862855551 |
| 11 | 936722974958 |
| 12 | 17205245113141 |
| 13 | 332864226563324 |
| 14 | 6766480571358971 |
| 15 | 144202473398010826 |
| 16 | 3215159679583864433 |