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 | 1 |
| 2 | 6 |
| 3 | 15 |
| 4 | 36 |
| 5 | 61 |
| 6 | 98 |
| 7 | 147 |
| 8 | 232 |
| 9 | 321 |
| 10 | 422 |
| 11 | 535 |
| 12 | 684 |
| 13 | 845 |
| 14 | 1042 |
| 15 | 1275 |
| 16 | 1616 |
| 17 | 1961 |
| 18 | 2318 |
| 19 | 2687 |
| 20 | 3092 |
| 21 | 3509 |
| 22 | 3962 |
| 23 | 4451 |
| 24 | 5048 |
| 25 | 5657 |
| 26 | 6302 |
| 27 | 6983 |
| 28 | 7772 |
| 29 | 8597 |
| 30 | 9530 |
| 31 | 10571 |
| 32 | 11936 |
| 33 | 13305 |
| 34 | 14686 |
| 35 | 16079 |
| 36 | 17508 |
| 37 | 18949 |
| 38 | 20426 |
| 39 | 21939 |
| 40 | 23560 |
| 41 | 25193 |
| 42 | 26862 |
| 43 | 28567 |
| 44 | 30380 |