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 | 69 |
| 2 | 169 |
| 3 | 213 |
| 4 | 341 |
| 5 | 377 |
| 6 | 561 |
| 7 | 671 |
| 8 | 703 |
| 9 | 781 |
| 10 | 897 |
| 11 | 949 |
| 12 | 1441 |
| 13 | 1541 |
| 14 | 1633 |
| 15 | 1649 |
| 16 | 1891 |
| 17 | 2001 |
| 18 | 2201 |
| 19 | 2701 |
| 20 | 2769 |
| 21 | 2873 |
| 22 | 3053 |
| 23 | 3201 |
| 24 | 4061 |
| 25 | 4331 |
| 26 | 4371 |
| 27 | 4899 |
| 28 | 4901 |
| 29 | 6001 |
| 30 | 6177 |
| 31 | 6409 |
| 32 | 6681 |
| 33 | 7449 |
| 34 | 7991 |
| 35 | 9301 |
| 36 | 9361 |
| 37 | 11661 |
| 38 | 12121 |
| 39 | 12209 |
| 40 | 12337 |
| 41 | 12441 |
| 42 | 12673 |
| 43 | 12881 |