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 | 4 |
| 3 | 520 |
| 4 | 2560 |
| 5 | 3100 |
| 6 | 4648 |
| 7 | 6448 |
| 8 | 6784 |
| 9 | 7252 |
| 10 | 11128 |
| 11 | 12400 |
| 12 | 15496 |
| 13 | 19264 |
| 14 | 26128 |
| 15 | 26752 |
| 16 | 26860 |
| 17 | 28768 |
| 18 | 31648 |
| 19 | 32368 |
| 20 | 36160 |
| 21 | 37408 |
| 22 | 41728 |
| 23 | 45400 |
| 24 | 48760 |
| 25 | 53248 |
| 26 | 53584 |
| 27 | 54832 |
| 28 | 57148 |
| 29 | 58828 |
| 30 | 63544 |
| 31 | 66820 |
| 32 | 68440 |
| 33 | 68500 |
| 34 | 73948 |
| 35 | 74176 |
| 36 | 80512 |
| 37 | 81508 |
| 38 | 84208 |
| 39 | 93184 |
| 40 | 94300 |
| 41 | 106780 |
| 42 | 112288 |
| 43 | 113968 |
| 44 | 118528 |
| 45 | 131068 |