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 | 5 |
| 3 | 29 |
| 4 | 71 |
| 5 | 311 |
| 6 | 419 |
| 7 | 431 |
| 8 | 1031 |
| 9 | 1091 |
| 10 | 1151 |
| 11 | 1451 |
| 12 | 1931 |
| 13 | 2339 |
| 14 | 3371 |
| 15 | 3461 |
| 16 | 4001 |
| 17 | 4421 |
| 18 | 4799 |
| 19 | 5651 |
| 20 | 6269 |
| 21 | 6551 |
| 22 | 6569 |
| 23 | 6761 |
| 24 | 6779 |
| 25 | 6869 |
| 26 | 7559 |
| 27 | 7589 |
| 28 | 8219 |
| 29 | 9011 |
| 30 | 9281 |
| 31 | 10301 |
| 32 | 11069 |
| 33 | 11489 |
| 34 | 11549 |
| 35 | 12161 |
| 36 | 12239 |
| 37 | 12251 |
| 38 | 12539 |
| 39 | 14081 |
| 40 | 15641 |
| 41 | 17189 |
| 42 | 18059 |
| 43 | 18119 |
| 44 | 18521 |