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) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 172 |
| 3 | 3817 |
| 4 | 95671 |
| 5 | 2575729 |
| 6 | 72725941 |
| 7 | 2124619642 |
| 8 | 63681430672 |
| 9 | 1947319848190 |
| 10 | 60511350647386 |
| 11 | 1905278320822060 |
| 12 | 60654011063307832 |
| 13 | 1949006134928921932 |
| 14 | 63131614948174818772 |
| 15 | 2059214227480322203177 |