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 | 0 |
| 2 | 1 |
| 3 | 6 |
| 4 | 7 |
| 5 | 24 |
| 6 | 45 |
| 7 | 90 |
| 8 | 163 |
| 9 | 264 |
| 10 | 285 |
| 11 | 453 |
| 12 | 514 |
| 13 | 909 |
| 14 | 912 |
| 15 | 961 |
| 16 | 1687 |
| 17 | 1707 |
| 18 | 1743 |
| 19 | 2941 |
| 20 | 2947 |
| 21 | 3136 |
| 22 | 5037 |
| 23 | 5313 |
| 24 | 5561 |
| 25 | 5809 |
| 26 | 9586 |
| 27 | 9916 |
| 28 | 9929 |
| 29 | 10118 |
| 30 | 10318 |
| 31 | 17626 |
| 32 | 18026 |
| 33 | 18419 |
| 34 | 18753 |
| 35 | 18783 |
| 36 | 18952 |
| 37 | 31942 |
| 38 | 33709 |
| 39 | 34027 |
| 40 | 34153 |
| 41 | 34377 |
| 42 | 34482 |
| 43 | 34494 |