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 | 3 |
| 2 | 3 |
| 3 | 6 |
| 4 | 578 |
| 5 | 18 |
| 6 | 3 |
| 7 | 6 |
| 8 | 90 |
| 9 | 1868 |
| 10 | 374 |
| 11 | 4 |
| 12 | 674 |
| 13 | 278 |
| 14 | 3 |
| 15 | 6 |
| 16 | 114 |
| 17 | 3534 |
| 18 | 110 |
| 19 | 6 |
| 20 | 354 |
| 21 | 4 |
| 22 | 14 |
| 23 | 28464 |
| 24 | 2790 |
| 25 | 84 |
| 26 | 4452 |
| 27 | 2802 |
| 28 | 3 |
| 29 | 6 |
| 30 | 3 |
| 31 | 90 |
| 32 | 2820 |
| 33 | 354 |
| 34 | 110 |
| 35 | 4080 |
| 36 | 278 |
| 37 | 44 |
| 38 | 3 |
| 39 | 2712 |
| 40 | 18 |
| 41 | 3012 |
| 42 | 90 |
| 43 | 14 |
| 44 | 12672 |
| 45 | 44 |
| 46 | 14 |
| 47 | 1572 |
| 48 | 1124 |
| 49 | 720 |
| 50 | 42 |
| 51 | 114 |
| 52 | 44 |
| 53 | 84 |
| 54 | 2790 |
| 55 | 42 |
| 56 | 90 |
| 57 | 42 |
| 58 | 3 |
| 59 | 6 |
| 60 | 84 |
| 61 | 44 |
| 62 | 1572 |
| 63 | 3068 |
| 64 | 1742 |
| 65 | 2394 |
| 66 | 174 |
| 67 | 110 |
| 68 | 744 |
| 69 | 3020 |
| 70 | 578 |