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 | 2 |
| 2 | 9 |
| 3 | 23 |
| 4 | 46 |
| 5 | 80 |
| 6 | 127 |
| 7 | 189 |
| 8 | 268 |
| 9 | 366 |
| 10 | 485 |
| 11 | 627 |
| 12 | 794 |
| 13 | 988 |
| 14 | 1211 |
| 15 | 1465 |
| 16 | 1752 |
| 17 | 2074 |
| 18 | 2433 |
| 19 | 2831 |
| 20 | 3270 |
| 21 | 3752 |
| 22 | 4279 |
| 23 | 4853 |
| 24 | 5476 |
| 25 | 6150 |
| 26 | 6877 |
| 27 | 7659 |
| 28 | 8498 |
| 29 | 9396 |
| 30 | 10355 |
| 31 | 11377 |
| 32 | 12464 |
| 33 | 13618 |
| 34 | 14841 |
| 35 | 16135 |
| 36 | 17502 |
| 37 | 18944 |
| 38 | 20463 |
| 39 | 22061 |
| 40 | 23740 |
| 41 | 25502 |