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 | 643 |
| 2 | 719 |
| 3 | 769 |
| 4 | 839 |
| 5 | 1009 |
| 6 | 1129 |
| 7 | 1201 |
| 8 | 1511 |
| 9 | 1597 |
| 10 | 1657 |
| 11 | 1801 |
| 12 | 2399 |
| 13 | 2857 |
| 14 | 3049 |
| 15 | 3191 |
| 16 | 3359 |
| 17 | 3889 |
| 18 | 4079 |
| 19 | 4201 |
| 20 | 4561 |
| 21 | 4591 |
| 22 | 4679 |
| 23 | 4861 |
| 24 | 4871 |
| 25 | 4969 |
| 26 | 5039 |
| 27 | 5351 |
| 28 | 5521 |
| 29 | 5591 |
| 30 | 5689 |
| 31 | 5879 |
| 32 | 6271 |
| 33 | 6719 |
| 34 | 8039 |
| 35 | 8111 |
| 36 | 8231 |
| 37 | 8779 |
| 38 | 8929 |
| 39 | 9551 |
| 40 | 9791 |
| 41 | 9973 |