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 | 36 |
| 2 | 144 |
| 3 | 1296 |
| 4 | 5184 |
| 5 | 6084 |
| 6 | 28224 |
| 7 | 39204 |
| 8 | 41616 |
| 9 | 116964 |
| 10 | 186624 |
| 11 | 207936 |
| 12 | 242064 |
| 13 | 285156 |
| 14 | 345744 |
| 15 | 352836 |
| 16 | 443556 |
| 17 | 527076 |
| 18 | 571536 |
| 19 | 617796 |
| 20 | 646416 |
| 21 | 992016 |
| 22 | 1028196 |
| 23 | 1468944 |
| 24 | 1483524 |
| 25 | 1557504 |
| 26 | 1572516 |
| 27 | 1602756 |
| 28 | 1726596 |
| 29 | 1806336 |
| 30 | 2178576 |