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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 6 |
| 7 | 8 |
| 8 | 9 |
| 9 | 10 |
| 10 | 12 |
| 11 | 16 |
| 12 | 17 |
| 13 | 18 |
| 14 | 20 |
| 15 | 24 |
| 16 | 34 |
| 17 | 36 |
| 18 | 40 |
| 19 | 48 |
| 20 | 68 |
| 21 | 72 |
| 22 | 80 |
| 23 | 136 |
| 24 | 144 |
| 25 | 256 |
| 26 | 257 |
| 27 | 272 |
| 28 | 514 |
| 29 | 768 |
| 30 | 1028 |
| 31 | 1280 |
| 32 | 2056 |
| 33 | 2304 |
| 34 | 2808 |
| 35 | 4112 |
| 36 | 4320 |
| 37 | 4352 |
| 38 | 20280 |
| 39 | 65536 |
| 40 | 65537 |
| 41 | 65792 |
| 42 | 88704 |
| 43 | 131074 |
| 44 | 196416 |
| 45 | 196608 |
| 46 | 262148 |
| 47 | 327680 |
| 48 | 524296 |
| 49 | 589824 |
| 50 | 998400 |