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 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 8 |
| 6 | 16 |
| 7 | 32 |
| 8 | 52 |
| 9 | 64 |
| 10 | 128 |
| 11 | 256 |
| 12 | 512 |
| 13 | 772 |
| 14 | 816 |
| 15 | 820 |
| 16 | 832 |
| 17 | 1024 |
| 18 | 1072 |
| 19 | 1088 |
| 20 | 2048 |
| 21 | 2320 |
| 22 | 2340 |
| 23 | 2356 |
| 24 | 2368 |
| 25 | 2580 |
| 26 | 2592 |
| 27 | 2612 |
| 28 | 2624 |
| 29 | 2836 |
| 30 | 2852 |
| 31 | 2864 |
| 32 | 2868 |
| 33 | 2880 |
| 34 | 3088 |
| 35 | 3104 |
| 36 | 3120 |
| 37 | 3136 |
| 38 | 4096 |
| 39 | 4132 |
| 40 | 4160 |
| 41 | 4612 |
| 42 | 4640 |
| 43 | 4644 |
| 44 | 4672 |
| 45 | 5120 |
| 46 | 5152 |
| 47 | 5184 |
| 48 | 8192 |