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 | 0 |
| 2 | 24 |
| 3 | 496 |
| 4 | 1764 |
| 5 | 3768 |
| 6 | 6508 |
| 7 | 9984 |
| 8 | 14196 |
| 9 | 19144 |
| 10 | 24828 |
| 11 | 31248 |
| 12 | 38404 |
| 13 | 46296 |
| 14 | 54924 |
| 15 | 64288 |
| 16 | 74388 |
| 17 | 85224 |
| 18 | 96796 |
| 19 | 109104 |
| 20 | 122148 |
| 21 | 135928 |
| 22 | 150444 |
| 23 | 165696 |
| 24 | 181684 |
| 25 | 198408 |
| 26 | 215868 |
| 27 | 234064 |
| 28 | 252996 |
| 29 | 272664 |
| 30 | 293068 |
| 31 | 314208 |
| 32 | 336084 |
| 33 | 358696 |
| 34 | 382044 |
| 35 | 406128 |
| 36 | 430948 |
| 37 | 456504 |
| 38 | 482796 |
| 39 | 509824 |