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 | 4 |
| 2 | 13 |
| 3 | 35 |
| 4 | 52 |
| 5 | 95 |
| 6 | 119 |
| 7 | 169 |
| 8 | 676 |
| 9 | 11596 |
| 10 | 57577 |
| 11 | 159484 |
| 12 | 276773 |
| 13 | 360139 |
| 14 | 1345747 |
| 15 | 56193997 |
| 16 | 60640957 |
| 17 | 604170268 |
| 18 | 807129973 |