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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 23 |
| 6 | 223 |
| 7 | 227 |
| 8 | 337 |
| 9 | 353 |
| 10 | 373 |
| 11 | 557 |
| 12 | 577 |
| 13 | 733 |
| 14 | 757 |
| 15 | 773 |
| 16 | 2333 |
| 17 | 2357 |
| 18 | 2377 |
| 19 | 2557 |
| 20 | 2753 |
| 21 | 2777 |
| 22 | 3253 |
| 23 | 3257 |
| 24 | 3323 |
| 25 | 3527 |
| 26 | 3727 |
| 27 | 5233 |
| 28 | 5237 |
| 29 | 5273 |
| 30 | 5323 |
| 31 | 5527 |
| 32 | 7237 |
| 33 | 7253 |
| 34 | 7523 |
| 35 | 7723 |
| 36 | 7727 |
| 37 | 22573 |
| 38 | 23327 |
| 39 | 25237 |
| 40 | 25253 |
| 41 | 25523 |
| 42 | 27253 |
| 43 | 27527 |
| 44 | 32233 |
| 45 | 32237 |
| 46 | 32257 |