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 | 1 |
| 2 | 14 |
| 3 | 149 |
| 4 | 14916 |
| 5 | 1491625 |
| 6 | 149162536 |
| 7 | 14916253649 |
| 8 | 1491625364964 |
| 9 | 149162536496481 |
| 10 | 149162536496481100 |
| 11 | 149162536496481100121 |
| 12 | 149162536496481100121144 |
| 13 | 149162536496481100121144169 |
| 14 | 149162536496481100121144169196 |
| 15 | 149162536496481100121144169196225 |