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) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 8 |
| 3 | 16 |
| 4 | 32 |
| 5 | 64 |
| 6 | 128 |
| 7 | 256 |
| 8 | 512 |
| 9 | 576 |
| 10 | 1152 |
| 11 | 1600 |
| 12 | 2304 |
| 13 | 4608 |
| 14 | 3600 |
| 15 | 6300 |
| 16 | 7200 |
| 17 | 18900 |
| 18 | 20736 |
| 19 | 32725 |
| 20 | 14400 |
| 21 | 28800 |
| 22 | 50400 |
| 23 | 56700 |
| 24 | 108900 |
| 25 | 57600 |
| 26 | 100800 |
| 27 | 111321 |
| 28 | 176400 |
| 29 | 129600 |
| 30 | 226800 |
| 31 | 229075 |
| 32 | 360000 |
| 33 | 630000 |
| 34 | 435600 |
| 35 | 333963 |
| 36 | 518400 |
| 37 | 1374450 |
| 38 | 871200 |
| 39 | 1001889 |