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 | 1871 |
| 2 | 2531 |
| 3 | 3191 |
| 4 | 3851 |
| 5 | 5171 |
| 6 | 6491 |
| 7 | 7151 |
| 8 | 9791 |
| 9 | 13751 |
| 10 | 14411 |
| 11 | 15731 |
| 12 | 18371 |
| 13 | 19031 |
| 14 | 20747 |
| 15 | 21011 |
| 16 | 24851 |
| 17 | 24971 |
| 18 | 26951 |
| 19 | 27611 |
| 20 | 30911 |
| 21 | 34031 |
| 22 | 34211 |
| 23 | 34871 |
| 24 | 35531 |
| 25 | 36191 |
| 26 | 37511 |
| 27 | 37643 |
| 28 | 40151 |
| 29 | 41999 |
| 30 | 42131 |
| 31 | 43451 |
| 32 | 44111 |
| 33 | 44771 |
| 34 | 46091 |
| 35 | 46751 |
| 36 | 48731 |
| 37 | 49391 |