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 | 12 |
| 1 | 43 |
| 2 | 108 |
| 3 | 228 |
| 4 | 431 |
| 5 | 753 |
| 6 | 1239 |
| 7 | 1944 |
| 8 | 2934 |
| 9 | 4287 |
| 10 | 6094 |
| 11 | 8460 |
| 12 | 11505 |
| 13 | 15365 |
| 14 | 20193 |
| 15 | 26160 |
| 16 | 33456 |
| 17 | 42291 |
| 18 | 52896 |
| 19 | 65524 |
| 20 | 80451 |
| 21 | 97977 |
| 22 | 118427 |
| 23 | 142152 |
| 24 | 169530 |
| 25 | 200967 |
| 26 | 236898 |
| 27 | 277788 |
| 28 | 324133 |
| 29 | 376461 |