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 | 1 |
| 3 | 3 |
| 4 | 11 |
| 5 | 26 |
| 6 | 58 |
| 7 | 110 |
| 8 | 199 |
| 9 | 331 |
| 10 | 532 |
| 11 | 811 |
| 12 | 1206 |
| 13 | 1729 |
| 14 | 2432 |
| 15 | 3331 |
| 16 | 4494 |
| 17 | 5942 |
| 18 | 7760 |
| 19 | 9975 |
| 20 | 12692 |
| 21 | 15944 |
| 22 | 19858 |
| 23 | 24473 |
| 24 | 29941 |
| 25 | 36308 |
| 26 | 43752 |
| 27 | 52327 |
| 28 | 62239 |
| 29 | 73551 |
| 30 | 86499 |
| 31 | 101155 |
| 32 | 117788 |
| 33 | 136479 |
| 34 | 157532 |
| 35 | 181038 |
| 36 | 207338 |
| 37 | 236534 |
| 38 | 269005 |
| 39 | 304865 |
| 40 | 344534 |