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 | 355 |
| 2 | 1421 |
| 3 | 5778 |
| 4 | 23320 |
| 5 | 92037 |
| 6 | 365810 |
| 7 | 1460409 |
| 8 | 5830838 |
| 9 | 23237977 |
| 10 | 92595629 |
| 11 | 369142639 |
| 12 | 1471836335 |
| 13 | 5867774115 |
| 14 | 23391443650 |
| 15 | 93250841634 |
| 16 | 371756884287 |
| 17 | 1482053418845 |
| 18 | 5908333573340 |
| 19 | 23554074220207 |
| 20 | 93900552089203 |