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 | 24 |
| 3 | 153 |
| 4 | 544 |
| 5 | 1425 |
| 6 | 3096 |
| 7 | 5929 |
| 8 | 10368 |
| 9 | 16929 |
| 10 | 26200 |
| 11 | 38841 |
| 12 | 55584 |
| 13 | 77233 |
| 14 | 104664 |
| 15 | 138825 |
| 16 | 180736 |
| 17 | 231489 |
| 18 | 292248 |
| 19 | 364249 |
| 20 | 448800 |
| 21 | 547281 |
| 22 | 661144 |
| 23 | 791913 |
| 24 | 941184 |
| 25 | 1110625 |
| 26 | 1301976 |
| 27 | 1517049 |
| 28 | 1757728 |
| 29 | 2025969 |
| 30 | 2323800 |
| 31 | 2653321 |
| 32 | 3016704 |