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 | 128 |
| 2 | 987 |
| 3 | 30825 |
| 4 | 438048 |
| 5 | 9413801 |
| 6 | 161506225 |
| 7 | 3118943536 |
| 8 | 56585607231 |
| 9 | 1060220669261 |
| 10 | 19540000913840 |
| 11 | 363127600370277 |
| 12 | 6720433284624777 |
| 13 | 124629114169963492 |
| 14 | 2308929622288774467 |
| 15 | 42796685753793213877 |