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 | 4 |
| 2 | 4 |
| 3 | 2 |
| 4 | 2 |
| 5 | 5 |
| 6 | 6 |
| 7 | 20 |
| 8 | 20 |
| 9 | 36 |
| 10 | 127 |
| 11 | 152 |
| 12 | 290 |
| 13 | 376 |
| 14 | 423 |
| 15 | 590 |
| 16 | 857 |
| 17 | 1279 |
| 18 | 1379 |
| 19 | 1928 |
| 20 | 2308 |
| 21 | 2308 |
| 22 | 2859 |
| 23 | 3339 |
| 24 | 4200 |
| 25 | 5579 |
| 26 | 6252 |
| 27 | 6252 |
| 28 | 6968 |
| 29 | 7223 |
| 30 | 7738 |
| 31 | 11232 |
| 32 | 12206 |
| 33 | 13913 |
| 34 | 13913 |
| 35 | 17338 |
| 36 | 17753 |
| 37 | 19914 |
| 38 | 22191 |
| 39 | 23130 |
| 40 | 25561 |
| 41 | 28102 |
| 42 | 28625 |
| 43 | 33642 |
| 44 | 33642 |
| 45 | 34814 |