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 | 86 |
| 2 | 7396 |
| 3 | 440628 |
| 4 | 22935921 |
| 5 | 1140963027 |
| 6 | 55803232969 |
| 7 | 2708281019793 |
| 8 | 131014406127439 |
| 9 | 6329626912147424 |
| 10 | 305632588672082728 |
| 11 | 14754359445820013164 |
| 12 | 712195518319828970133 |
| 13 | 34376429801121343195388 |