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 | 2 |
| 2 | 577 |
| 3 | 8042 |
| 4 | 49835 |
| 5 | 204994 |
| 6 | 654797 |
| 7 | 1758602 |
| 8 | 4159927 |
| 9 | 8927810 |
| 10 | 17738489 |
| 11 | 33102442 |
| 12 | 58641827 |
| 13 | 99423362 |
| 14 | 162351685 |
| 15 | 256628234 |
| 16 | 394280687 |
| 17 | 590768002 |
| 18 | 865666097 |
| 19 | 1243439210 |
| 20 | 1754301979 |
| 21 | 2435177282 |
| 22 | 3330754877 |
| 23 | 4494655882 |