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 | 6 |
| 2 | 12 |
| 3 | 18 |
| 4 | 36 |
| 5 | 48 |
| 6 | 60 |
| 7 | 66 |
| 8 | 132 |
| 9 | 138 |
| 10 | 162 |
| 11 | 186 |
| 12 | 192 |
| 13 | 216 |
| 14 | 228 |
| 15 | 270 |
| 16 | 330 |
| 17 | 360 |
| 18 | 366 |
| 19 | 408 |
| 20 | 468 |
| 21 | 474 |
| 22 | 582 |
| 23 | 606 |
| 24 | 642 |
| 25 | 678 |
| 26 | 708 |
| 27 | 744 |
| 28 | 792 |
| 29 | 1086 |
| 30 | 1182 |
| 31 | 1236 |
| 32 | 1308 |
| 33 | 1326 |
| 34 | 1458 |
| 35 | 1524 |
| 36 | 1686 |
| 37 | 1782 |
| 38 | 1902 |
| 39 | 1998 |
| 40 | 2040 |
| 41 | 2124 |
| 42 | 2178 |
| 43 | 2208 |
| 44 | 2244 |
| 45 | 2358 |
| 46 | 2370 |
| 47 | 2634 |
| 48 | 2658 |
| 49 | 2760 |