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 | 858 |
| 2 | 2002 |
| 3 | 2442 |
| 4 | 3003 |
| 5 | 4774 |
| 6 | 5005 |
| 7 | 5115 |
| 8 | 6666 |
| 9 | 10101 |
| 10 | 15351 |
| 11 | 17871 |
| 12 | 22422 |
| 13 | 22722 |
| 14 | 24242 |
| 15 | 26562 |
| 16 | 26962 |
| 17 | 28482 |
| 18 | 35853 |
| 19 | 36363 |
| 20 | 41314 |
| 21 | 43734 |
| 22 | 43834 |
| 23 | 45654 |
| 24 | 47874 |
| 25 | 49494 |
| 26 | 49794 |
| 27 | 49894 |
| 28 | 51015 |
| 29 | 51315 |
| 30 | 51415 |
| 31 | 53535 |
| 32 | 53835 |
| 33 | 53935 |
| 34 | 56865 |
| 35 | 58485 |