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) |
|---|---|
| 6 | 1 |
| 7 | 5 |
| 8 | 21 |
| 9 | 72 |
| 10 | 214 |
| 11 | 563 |
| 12 | 1344 |
| 13 | 2958 |
| 14 | 6086 |
| 15 | 11820 |
| 16 | 21854 |
| 17 | 38713 |
| 18 | 66069 |
| 19 | 109109 |
| 20 | 175019 |
| 21 | 273540 |
| 22 | 417672 |
| 23 | 624472 |
| 24 | 916038 |
| 25 | 1320609 |
| 26 | 1873896 |
| 27 | 2620552 |
| 28 | 3615923 |
| 29 | 4927965 |
| 30 | 6639493 |
| 31 | 8850628 |
| 32 | 11681631 |
| 33 | 15275970 |
| 34 | 19803834 |
| 35 | 25465914 |
| 36 | 32497699 |