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 | 2 |
| 2 | 42 |
| 3 | 6 |
| 4 | 1321 |
| 5 | 12 |
| 6 | 2352 |
| 7 | 18 |
| 8 | 2924 |
| 9 | 24 |
| 10 | 77922 |
| 11 | 32 |
| 12 | 4822 |
| 13 | 42 |
| 14 | 2310 |
| 15 | 48 |
| 16 | 81212 |
| 17 | 60 |
| 18 | 19730 |
| 19 | 68 |
| 20 | 331637 |
| 21 | 74 |
| 22 | 340640 |
| 23 | 84 |
| 24 | 11158 |
| 25 | 98 |
| 26 | 13838 |
| 27 | 104 |
| 28 | 13690 |
| 29 | 110 |
| 30 | 14476 |
| 31 | 128 |
| 32 | 709992 |
| 33 | 138 |
| 34 | 17990 |
| 35 | 150 |
| 36 | 19518 |
| 37 | 158 |
| 38 | 20830 |
| 39 | 168 |
| 40 | 2277394 |
| 41 | 180 |
| 42 | 62350 |
| 43 | 192 |
| 44 | 82484 |
| 45 | 198 |
| 46 | 76962 |
| 47 | 212 |
| 48 | 84852 |
| 49 | 228 |
| 50 | 15407670 |
| 51 | 234 |
| 52 | 87388 |
| 53 | 242 |
| 54 | 90636 |