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 | 3 |
| 2 | 7 |
| 3 | 31 |
| 4 | 73 |
| 5 | 79 |
| 6 | 97 |
| 7 | 313 |
| 8 | 331 |
| 9 | 349 |
| 10 | 379 |
| 11 | 397 |
| 12 | 541 |
| 13 | 571 |
| 14 | 709 |
| 15 | 739 |
| 16 | 757 |
| 17 | 769 |
| 18 | 937 |
| 19 | 967 |
| 20 | 3037 |
| 21 | 3061 |
| 22 | 3067 |
| 23 | 3121 |
| 24 | 3163 |
| 25 | 3187 |
| 26 | 3217 |
| 27 | 3229 |
| 28 | 3253 |
| 29 | 3313 |
| 30 | 3319 |
| 31 | 3361 |
| 32 | 3433 |
| 33 | 3457 |
| 34 | 3529 |
| 35 | 3547 |
| 36 | 3613 |
| 37 | 3631 |
| 38 | 3643 |
| 39 | 3673 |
| 40 | 3739 |
| 41 | 3769 |
| 42 | 3847 |
| 43 | 3889 |
| 44 | 5011 |
| 45 | 5023 |
| 46 | 5101 |
| 47 | 5107 |