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 | 14 |
| 3 | 4 |
| 4 | 254 |
| 5 | 18 |
| 6 | 34 |
| 7 | 6 |
| 8 | 65534 |
| 9 | 270 |
| 10 | 398 |
| 11 | 22 |
| 12 | 1294 |
| 13 | 40 |
| 14 | 62 |
| 15 | 9 |
| 16 | 4294967294 |
| 17 | 65790 |
| 18 | 73982 |
| 19 | 286 |
| 20 | 159998 |
| 21 | 418 |
| 22 | 574 |
| 23 | 27 |
| 24 | 1679614 |
| 25 | 1330 |
| 26 | 1762 |
| 27 | 46 |
| 28 | 4094 |
| 29 | 70 |
| 30 | 119 |
| 31 | 12 |