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 | 149 |
| 2 | 277 |
| 3 | 661 |
| 4 | 853 |
| 5 | 1109 |
| 6 | 1237 |
| 7 | 1301 |
| 8 | 1429 |
| 9 | 1493 |
| 10 | 1621 |
| 11 | 1877 |
| 12 | 2069 |
| 13 | 2389 |
| 14 | 2837 |
| 15 | 3221 |
| 16 | 3413 |
| 17 | 3541 |
| 18 | 3733 |
| 19 | 3797 |
| 20 | 3989 |
| 21 | 4373 |
| 22 | 5077 |
| 23 | 5333 |
| 24 | 5653 |
| 25 | 5717 |
| 26 | 6037 |
| 27 | 6101 |
| 28 | 6229 |
| 29 | 6421 |
| 30 | 6869 |
| 31 | 6997 |
| 32 | 7253 |
| 33 | 7573 |
| 34 | 7829 |
| 35 | 8597 |
| 36 | 9109 |
| 37 | 9173 |
| 38 | 9749 |
| 39 | 9941 |
| 40 | 10069 |
| 41 | 10133 |
| 42 | 10453 |