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 | 3 |
| 5 | 14 |
| 6 | 28 |
| 7 | 170 |
| 8 | 183 |
| 9 | 196 |
| 10 | 209 |
| 11 | 308 |
| 12 | 340 |
| 13 | 353 |
| 14 | 366 |
| 15 | 2198 |
| 16 | 2380 |
| 17 | 2562 |
| 18 | 2898 |
| 19 | 4026 |
| 20 | 4242 |
| 21 | 4396 |
| 22 | 4578 |
| 23 | 7078 |
| 24 | 7662 |
| 25 | 28562 |
| 26 | 28731 |
| 27 | 28900 |
| 28 | 29069 |
| 29 | 30772 |
| 30 | 30941 |
| 31 | 31110 |
| 32 | 32813 |
| 33 | 32982 |
| 34 | 33151 |
| 35 | 37374 |
| 36 | 51510 |
| 37 | 52360 |
| 38 | 54942 |
| 39 | 55449 |
| 40 | 57124 |
| 41 | 57293 |