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 | 7 |
| 5 | 11 |
| 6 | 28 |
| 7 | 45 |
| 8 | 47 |
| 9 | 71 |
| 10 | 115 |
| 11 | 135 |
| 12 | 205 |
| 13 | 230 |
| 14 | 258 |
| 15 | 408 |
| 16 | 409 |
| 17 | 665 |
| 18 | 703 |
| 19 | 915 |
| 20 | 934 |
| 21 | 3912 |
| 22 | 5031 |
| 23 | 5746 |
| 24 | 6078 |
| 25 | 6391 |
| 26 | 7979 |
| 27 | 11267 |
| 28 | 11296 |
| 29 | 14666 |
| 30 | 17555 |
| 31 | 22073 |
| 32 | 23583 |
| 33 | 30029 |
| 34 | 36150 |
| 35 | 51253 |
| 36 | 54365 |
| 37 | 57557 |
| 38 | 68475 |