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 | 11 |
| 2 | 31 |
| 3 | 211 |
| 4 | 1151 |
| 5 | 3181 |
| 6 | 5051 |
| 7 | 5261 |
| 8 | 6101 |
| 9 | 6661 |
| 10 | 9391 |
| 11 | 9551 |
| 12 | 10501 |
| 13 | 11701 |
| 14 | 13171 |
| 15 | 15901 |
| 16 | 16481 |
| 17 | 19531 |
| 18 | 22051 |
| 19 | 24181 |
| 20 | 26261 |
| 21 | 27031 |
| 22 | 28351 |
| 23 | 28591 |
| 24 | 28661 |
| 25 | 29411 |
| 26 | 30941 |
| 27 | 31321 |
| 28 | 32621 |
| 29 | 38011 |
| 30 | 40471 |
| 31 | 42101 |
| 32 | 48371 |
| 33 | 49921 |
| 34 | 57571 |
| 35 | 59791 |
| 36 | 61981 |
| 37 | 66161 |
| 38 | 67271 |