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 | 4 |
| 3 | 0 |
| 4 | 18 |
| 5 | 32 |
| 6 | 0 |
| 7 | 42 |
| 8 | 44 |
| 9 | 48 |
| 10 | 24 |
| 11 | 42 |
| 12 | 12 |
| 13 | 40 |
| 14 | 8 |
| 15 | 50 |
| 16 | 368 |
| 17 | 16 |
| 18 | 100 |
| 19 | 410 |
| 20 | 118 |
| 21 | 0 |
| 22 | 12 |
| 23 | 442 |
| 24 | 584 |
| 25 | 546 |
| 26 | 1104 |
| 27 | 482 |
| 28 | 148 |
| 29 | 2786 |
| 30 | 536 |
| 31 | 398 |