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 | 0 |
| 1 | 11 |
| 2 | 247808 |
| 3 | 235782657 |
| 4 | 61408804864 |
| 5 | 7863818359375 |
| 6 | 642717115324416 |
| 7 | 38532504363714053 |
| 8 | 1841328767004311552 |
| 9 | 73994897046174912819 |
| 10 | 2593742460100000000000 |
| 11 | 81402749386839761113321 |
| 12 | 2331878554708454877954048 |
| 13 | 61870237399093306018139447 |
| 14 | 1537821699264393105232001024 |