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 | 2 |
| 4 | 5 |
| 5 | 8 |
| 6 | 15 |
| 7 | 23 |
| 8 | 39 |
| 9 | 58 |
| 10 | 89 |
| 11 | 128 |
| 12 | 189 |
| 13 | 264 |
| 14 | 375 |
| 15 | 515 |
| 16 | 713 |
| 17 | 960 |
| 18 | 1301 |
| 19 | 1726 |
| 20 | 2298 |
| 21 | 3011 |
| 22 | 3948 |
| 23 | 5113 |
| 24 | 6625 |
| 25 | 8492 |
| 26 | 10880 |
| 27 | 13825 |
| 28 | 17545 |
| 29 | 22108 |
| 30 | 27823 |
| 31 | 34800 |
| 32 | 43465 |
| 33 | 54003 |
| 34 | 66983 |
| 35 | 82709 |
| 36 | 101960 |
| 37 | 125180 |
| 38 | 153432 |
| 39 | 187397 |
| 40 | 228490 |
| 41 | 277707 |
| 42 | 336972 |