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 | 0 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 4 |
| 7 | 15 |
| 8 | 18 |
| 9 | 32 |
| 10 | 33 |
| 11 | 63 |
| 12 | 81 |
| 13 | 119 |
| 14 | 144 |
| 15 | 256 |
| 16 | 318 |
| 17 | 527 |
| 18 | 640 |
| 19 | 1029 |
| 20 | 1281 |
| 21 | 2236 |
| 22 | 2566 |
| 23 | 4273 |
| 24 | 5410 |
| 25 | 8261 |
| 26 | 10610 |
| 27 | 16868 |
| 28 | 21084 |
| 29 | 33943 |
| 30 | 43104 |
| 31 | 68218 |
| 32 | 88493 |
| 33 | 136343 |