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 | 5 |
| 5 | 11 |
| 6 | 35 |
| 7 | 55 |
| 8 | 80 |
| 9 | 135 |
| 10 | 145 |
| 11 | 160 |
| 12 | 560 |
| 13 | 735 |
| 14 | 1016 |
| 15 | 29787 |
| 16 | 31360 |
| 17 | 60095 |
| 18 | 111625 |
| 19 | 165705 |
| 20 | 192140 |
| 21 | 225280 |
| 22 | 618701 |
| 23 | 780230 |
| 24 | 5503475 |