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) |
|---|---|
| 7 | 1 |
| 8 | 3 |
| 9 | 9 |
| 10 | 26 |
| 11 | 66 |
| 12 | 158 |
| 13 | 350 |
| 14 | 727 |
| 15 | 1428 |
| 16 | 2679 |
| 17 | 4804 |
| 18 | 8308 |
| 19 | 13888 |
| 20 | 22539 |
| 21 | 35606 |
| 22 | 54935 |
| 23 | 82907 |
| 24 | 122712 |
| 25 | 178375 |
| 26 | 255085 |
| 27 | 359304 |
| 28 | 499179 |
| 29 | 684621 |
| 30 | 927943 |
| 31 | 1243918 |
| 32 | 1650519 |
| 33 | 2169112 |
| 34 | 2825336 |
| 35 | 3649246 |
| 36 | 4676552 |
| 37 | 5948727 |
| 38 | 7514406 |
| 39 | 9429698 |