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 | 1 |
| 1 | 8 |
| 2 | 37 |
| 3 | 129 |
| 4 | 376 |
| 5 | 966 |
| 6 | 2258 |
| 7 | 4902 |
| 8 | 10026 |
| 9 | 19520 |
| 10 | 36459 |
| 11 | 65721 |
| 12 | 114877 |
| 13 | 195454 |
| 14 | 324706 |
| 15 | 528069 |
| 16 | 842531 |
| 17 | 1321214 |
| 18 | 2039553 |
| 19 | 3103562 |
| 20 | 4660814 |
| 21 | 6914927 |
| 22 | 10144558 |
| 23 | 14728160 |
| 24 | 21176077 |
| 25 | 30171935 |
| 26 | 42625765 |
| 27 | 59741868 |
| 28 | 83105140 |
| 29 | 114790422 |
| 30 | 157500479 |
| 31 | 214739450 |