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 | 16 |
| 2 | 492 |
| 3 | 57614 |
| 4 | 1172880 |
| 5 | 13388190 |
| 6 | 122033732 |
| 7 | 1030189438 |
| 8 | 8431580544 |
| 9 | 68127437030 |
| 10 | 547474985956 |
| 11 | 4389023189750 |
| 12 | 35147929076368 |
| 13 | 281325633652942 |
| 14 | 2251182017398052 |
| 15 | 18011828552749070 |
| 16 | 144104466144893120 |