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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 16 |
| 5 | 43 |
| 6 | 50 |
| 7 | 56 |
| 8 | 193 |
| 9 | 283 |
| 10 | 961 |
| 11 | 970 |
| 12 | 4958 |
| 13 | 9439 |
| 14 | 10493 |
| 15 | 11375 |
| 16 | 18552 |
| 17 | 57051 |
| 18 | 81602 |
| 19 | 617287 |
| 20 | 917186 |
| 21 | 1525995 |
| 22 | 5107085 |
| 23 | 9162821 |
| 24 | 22008620 |