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 | 5 |
| 2 | 11 |
| 3 | 103 |
| 4 | 71 |
| 5 | 661 |
| 6 | 329891 |
| 7 | 75024347 |
| 8 | 3790360487 |
| 9 | 1713311273363831 |
| 10 | 117876683047 |
| 11 | 765041185860961084291 |
| 12 | 38681321803817920159601 |
| 13 | 237649652991517758152033 |
| 14 | 10513391193507374500051862069 |
| 15 | 4379593820587205958191075783529691 |
| 16 | 37280713718589679646221 |