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) |
|---|---|
| 2 | 2 |
| 3 | 11 |
| 4 | 31 |
| 5 | 68 |
| 6 | 124 |
| 7 | 205 |
| 8 | 316 |
| 9 | 460 |
| 10 | 642 |
| 11 | 866 |
| 12 | 1138 |
| 13 | 1461 |
| 14 | 1839 |
| 15 | 2278 |
| 16 | 2781 |
| 17 | 3354 |
| 18 | 4000 |
| 19 | 4724 |
| 20 | 5531 |
| 21 | 6424 |
| 22 | 7409 |
| 23 | 8490 |
| 24 | 9671 |
| 25 | 10956 |
| 26 | 12351 |
| 27 | 13859 |
| 28 | 15485 |
| 29 | 17234 |
| 30 | 19110 |
| 31 | 21116 |
| 32 | 23259 |
| 33 | 25542 |
| 34 | 27969 |
| 35 | 30546 |
| 36 | 33276 |
| 37 | 36164 |
| 38 | 39215 |
| 39 | 42432 |
| 40 | 45821 |
| 41 | 49385 |