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 | 2 |
| 1 | 82 |
| 2 | 6562 |
| 3 | 531442 |
| 4 | 43046722 |
| 5 | 3486784402 |
| 6 | 282429536482 |
| 7 | 22876792454962 |
| 8 | 1853020188851842 |
| 9 | 150094635296999122 |
| 10 | 12157665459056928802 |
| 11 | 984770902183611232882 |
| 12 | 79766443076872509863362 |
| 13 | 6461081889226673298932242 |
| 14 | 523347633027360537213511522 |
| 15 | 42391158275216203514294433202 |