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 | 3 |
| 2 | 4 |
| 3 | 5 |
| 4 | 6 |
| 5 | 8 |
| 6 | 17 |
| 7 | 18 |
| 8 | 21 |
| 9 | 22 |
| 10 | 36 |
| 11 | 38 |
| 12 | 41 |
| 13 | 54 |
| 14 | 56 |
| 15 | 81 |
| 16 | 92 |
| 17 | 100 |
| 18 | 106 |
| 19 | 160 |
| 20 | 310 |
| 21 | 406 |
| 22 | 560 |
| 23 | 902 |
| 24 | 5549 |
| 25 | 9926 |
| 26 | 12334 |
| 27 | 19374 |
| 28 | 19995 |
| 29 | 20166 |
| 30 | 39609 |
| 31 | 62900 |
| 32 | 186903 |
| 33 | 244461 |