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 | 0 |
| 1 | 13 |
| 2 | 27 |
| 3 | 62 |
| 4 | 32 |
| 5 | 110 |
| 6 | 3188 |
| 7 | 12078 |
| 8 | 141356 |
| 9 | 2085932 |
| 10 | 3497082 |
| 11 | 4910326 |
| 12 | 929922 |
| 13 | 1189814 |
| 14 | 4196683 |
| 15 | 1301478 |
| 16 | 19560712 |
| 17 | 6894489 |
| 18 | 41960008 |