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 | 0 |
| 2 | 2 |
| 3 | 12 |
| 4 | 39 |
| 5 | 95 |
| 6 | 195 |
| 7 | 357 |
| 8 | 602 |
| 9 | 954 |
| 10 | 1440 |
| 11 | 2090 |
| 12 | 2937 |
| 13 | 4017 |
| 14 | 5369 |
| 15 | 7035 |
| 16 | 9060 |
| 17 | 11492 |
| 18 | 14382 |
| 19 | 17784 |
| 20 | 21755 |
| 21 | 26355 |
| 22 | 31647 |
| 23 | 37697 |
| 24 | 44574 |
| 25 | 52350 |
| 26 | 61100 |
| 27 | 70902 |
| 28 | 81837 |
| 29 | 93989 |
| 30 | 107445 |
| 31 | 122295 |
| 32 | 138632 |
| 33 | 156552 |
| 34 | 176154 |
| 35 | 197540 |
| 36 | 220815 |
| 37 | 246087 |