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) |
|---|---|
| 2 | 8 |
| 3 | 38 |
| 4 | 120 |
| 5 | 277 |
| 6 | 544 |
| 7 | 969 |
| 8 | 1616 |
| 9 | 2494 |
| 10 | 3724 |
| 11 | 5331 |
| 12 | 7408 |
| 13 | 10038 |
| 14 | 13284 |
| 15 | 17181 |
| 16 | 21968 |
| 17 | 27653 |
| 18 | 34320 |
| 19 | 42110 |
| 20 | 51148 |