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 | 4 |
| 3 | 18 |
| 4 | 32 |
| 5 | 100 |
| 6 | 72 |
| 7 | 294 |
| 8 | 256 |
| 9 | 486 |
| 10 | 400 |
| 11 | 1210 |
| 12 | 576 |
| 13 | 2028 |
| 14 | 1176 |
| 15 | 1800 |
| 16 | 2048 |
| 17 | 4624 |
| 18 | 1944 |
| 19 | 6498 |
| 20 | 3200 |
| 21 | 5292 |
| 22 | 4840 |
| 23 | 11638 |
| 24 | 4608 |
| 25 | 12500 |
| 26 | 8112 |
| 27 | 13122 |
| 28 | 9408 |
| 29 | 23548 |
| 30 | 7200 |
| 31 | 28830 |
| 32 | 16384 |
| 33 | 21780 |
| 34 | 18496 |
| 35 | 29400 |
| 36 | 15552 |
| 37 | 49284 |
| 38 | 25992 |
| 39 | 36504 |
| 40 | 25600 |
| 41 | 67240 |