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 | 5 |
| 3 | 7 |
| 4 | 13 |
| 5 | 23 |
| 6 | 37 |
| 7 | 47 |
| 8 | 83 |
| 9 | 97 |
| 10 | 107 |
| 11 | 127 |
| 12 | 167 |
| 13 | 197 |
| 14 | 257 |
| 15 | 313 |
| 16 | 383 |
| 17 | 397 |
| 18 | 457 |
| 19 | 463 |
| 20 | 587 |
| 21 | 653 |
| 22 | 673 |
| 23 | 677 |
| 24 | 827 |
| 25 | 863 |
| 26 | 967 |
| 27 | 1013 |
| 28 | 1063 |
| 29 | 1093 |
| 30 | 1237 |
| 31 | 1567 |
| 32 | 1637 |
| 33 | 1783 |
| 34 | 1787 |
| 35 | 1847 |
| 36 | 1877 |
| 37 | 1913 |
| 38 | 2267 |
| 39 | 2273 |
| 40 | 2393 |
| 41 | 2633 |
| 42 | 2707 |
| 43 | 2777 |
| 44 | 2837 |
| 45 | 2927 |
| 46 | 2953 |
| 47 | 3023 |
| 48 | 3037 |
| 49 | 3257 |