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) |
|---|---|
| 5 | 5043 |
| 6 | 2417158053779 |
| 7 | 5245728941618725066052704993134 |
| 8 | 215872416866954281715178071724040762825421437510476267629647193878371 |