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 | 105 |
| 1 | 2205 |
| 2 | 26775 |
| 3 | 247555 |
| 4 | 1939630 |
| 5 | 13609310 |
| 6 | 88346258 |
| 7 | 541831290 |
| 8 | 3184396215 |
| 9 | 18114492851 |
| 10 | 100467071393 |
| 11 | 546227989621 |
| 12 | 2923225973476 |
| 13 | 15447710150460 |
| 14 | 80807432442660 |
| 15 | 419245751359380 |
| 16 | 2160664798858005 |
| 17 | 11075023230179865 |