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 | 281 |
| 2 | 521 |
| 3 | 1031 |
| 4 | 1951 |
| 5 | 2281 |
| 6 | 2311 |
| 7 | 2591 |
| 8 | 3671 |
| 9 | 5471 |
| 10 | 5711 |
| 11 | 6791 |
| 12 | 7481 |
| 13 | 8111 |
| 14 | 8681 |
| 15 | 8761 |
| 16 | 9281 |
| 17 | 9551 |
| 18 | 10601 |
| 19 | 11321 |
| 20 | 12401 |
| 21 | 13151 |
| 22 | 13591 |
| 23 | 14831 |
| 24 | 14951 |
| 25 | 15671 |
| 26 | 16111 |
| 27 | 16361 |
| 28 | 18671 |
| 29 | 21191 |
| 30 | 21521 |
| 31 | 21881 |
| 32 | 24281 |
| 33 | 24551 |
| 34 | 25391 |
| 35 | 25801 |
| 36 | 25841 |
| 37 | 26161 |