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 | 54 |
| 2 | 1701 |
| 3 | 40824 |
| 4 | 826686 |
| 5 | 14880348 |
| 6 | 245525742 |
| 7 | 3788111448 |
| 8 | 55401129927 |
| 9 | 775615818978 |
| 10 | 10470813556203 |
| 11 | 137072468372112 |
| 12 | 1747673971744428 |
| 13 | 21778706417122872 |
| 14 | 266011342666286508 |
| 15 | 3192136111995438096 |
| 16 | 37707107822946112509 |
| 17 | 439176902879019428046 |