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 | 54 |
| 2 | 2916 |
| 3 | 89744 |
| 4 | 2613530 |
| 5 | 72609144 |
| 6 | 2002277608 |
| 7 | 55080396536 |
| 8 | 1515192856324 |
| 9 | 41677443278252 |
| 10 | 1146393385863412 |
| 11 | 31532963467317340 |
| 12 | 867353027986156300 |
| 13 | 23857611484854924172 |
| 14 | 656232939488766364764 |
| 15 | 18050493852378599289948 |