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 | 1 |
| 2 | 9 |
| 3 | 343 |
| 4 | 50625 |
| 5 | 28629151 |
| 6 | 62523502209 |
| 7 | 532875860165503 |
| 8 | 17878103347812890625 |
| 9 | 2375680873491867011912191 |
| 10 | 1255325460068093790930770843649 |
| 11 | 2644211984585174742731315532085090303 |
| 12 | 22235498641774645581443610453175918212890625 |