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 | 4 |
| 4 | 9 |
| 5 | 28 |
| 6 | 38 |
| 7 | 113 |
| 8 | 483 |
| 9 | 864 |
| 10 | 4179 |
| 11 | 5384 |
| 12 | 13121 |
| 13 | 13831 |
| 14 | 22675 |
| 15 | 25019 |
| 16 | 30056 |
| 17 | 35909 |
| 18 | 37934 |
| 19 | 42294 |
| 20 | 50193 |
| 21 | 110075 |
| 22 | 184123 |
| 23 | 191151 |