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 | 55 |
| 2 | 120 |
| 3 | 1485 |
| 4 | 1953 |
| 5 | 2278 |
| 6 | 2850 |
| 7 | 3240 |
| 8 | 6555 |
| 9 | 9870 |
| 10 | 10585 |
| 11 | 16110 |
| 12 | 17020 |
| 13 | 18528 |
| 14 | 34453 |
| 15 | 36585 |
| 16 | 37950 |
| 17 | 47895 |
| 18 | 49455 |
| 19 | 52003 |
| 20 | 56280 |
| 21 | 57970 |
| 22 | 70125 |
| 23 | 72010 |
| 24 | 80200 |
| 25 | 96580 |
| 26 | 110685 |
| 27 | 127260 |
| 28 | 129795 |
| 29 | 133903 |
| 30 | 165025 |
| 31 | 169653 |
| 32 | 172578 |
| 33 | 244650 |