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 | 22 |
| 2 | 346 |
| 3 | 5482 |
| 4 | 87466 |
| 5 | 1398442 |
| 6 | 22370986 |
| 7 | 357919402 |
| 8 | 5726644906 |
| 9 | 91626056362 |
| 10 | 1466015853226 |
| 11 | 23456249457322 |
| 12 | 375299974539946 |
| 13 | 6004799525530282 |
| 14 | 96076792140049066 |
| 15 | 1537228673167043242 |
| 16 | 24595658766377724586 |