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 | 239 |
| 2 | 57121 |
| 3 | 5995781 |
| 4 | 320423509 |
| 5 | 10278415020 |
| 6 | 222531132820 |
| 7 | 3529435151262 |
| 8 | 43488595659874 |
| 9 | 434747752662172 |
| 10 | 3644070166673656 |
| 11 | 26274461520805174 |
| 12 | 166299611386240948 |
| 13 | 939231697288055902 |
| 14 | 4797427977710396544 |