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 | 6 |
| 1 | 33 |
| 2 | 116 |
| 3 | 325 |
| 4 | 786 |
| 5 | 1709 |
| 6 | 3424 |
| 7 | 6426 |
| 8 | 11430 |
| 9 | 19437 |
| 10 | 31812 |
| 11 | 50375 |
| 12 | 77506 |
| 13 | 116265 |
| 14 | 170528 |
| 15 | 245140 |
| 16 | 346086 |
| 17 | 480681 |
| 18 | 657780 |
| 19 | 888009 |
| 20 | 1184018 |
| 21 | 1560757 |
| 22 | 2035776 |
| 23 | 2629550 |
| 24 | 3365830 |
| 25 | 4272021 |
| 26 | 5379588 |
| 27 | 6724491 |
| 28 | 8347650 |