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 | 3 |
| 2 | 3 |
| 3 | 11 |
| 4 | 28 |
| 5 | 100 |
| 6 | 319 |
| 7 | 1114 |
| 8 | 3538 |
| 9 | 10313 |
| 10 | 25470 |
| 11 | 52474 |
| 12 | 88257 |
| 13 | 121329 |
| 14 | 136282 |
| 15 | 125885 |
| 16 | 95956 |
| 17 | 60675 |
| 18 | 31943 |
| 19 | 14009 |
| 20 | 5123 |
| 21 | 1549 |
| 22 | 398 |
| 23 | 84 |
| 24 | 17 |
| 25 | 3 |
| 26 | 1 |