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 | 3 |
| 3 | 7 |
| 4 | 12 |
| 5 | 24 |
| 6 | 31 |
| 7 | 48 |
| 8 | 56 |
| 9 | 96 |
| 10 | 99 |
| 11 | 127 |
| 12 | 195 |
| 13 | 199 |
| 14 | 224 |
| 15 | 384 |
| 16 | 387 |
| 17 | 391 |
| 18 | 455 |
| 19 | 775 |
| 20 | 780 |
| 21 | 792 |
| 22 | 896 |
| 23 | 992 |
| 24 | 1539 |
| 25 | 1548 |
| 26 | 1560 |
| 27 | 1592 |
| 28 | 1799 |
| 29 | 2047 |
| 30 | 3079 |
| 31 | 3096 |
| 32 | 3103 |
| 33 | 3120 |
| 34 | 3128 |
| 35 | 3640 |
| 36 | 3968 |
| 37 | 6144 |
| 38 | 6156 |
| 39 | 6192 |
| 40 | 6200 |
| 41 | 6243 |
| 42 | 6343 |
| 43 | 7175 |
| 44 | 7199 |
| 45 | 8191 |
| 46 | 12312 |
| 47 | 12319 |
| 48 | 12384 |