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 | 7 |
| 2 | 37 |
| 3 | 67 |
| 4 | 97 |
| 5 | 127 |
| 6 | 277 |
| 7 | 307 |
| 8 | 397 |
| 9 | 457 |
| 10 | 487 |
| 11 | 757 |
| 12 | 877 |
| 13 | 907 |
| 14 | 937 |
| 15 | 967 |
| 16 | 1087 |
| 17 | 1297 |
| 18 | 1447 |
| 19 | 1567 |
| 20 | 1597 |
| 21 | 1867 |
| 22 | 2137 |
| 23 | 2347 |
| 24 | 2377 |
| 25 | 2437 |
| 26 | 2617 |
| 27 | 2707 |
| 28 | 2797 |
| 29 | 2857 |
| 30 | 3037 |
| 31 | 3187 |
| 32 | 3217 |
| 33 | 3457 |
| 34 | 3697 |
| 35 | 3847 |
| 36 | 3877 |
| 37 | 3907 |
| 38 | 4447 |
| 39 | 5077 |
| 40 | 5167 |
| 41 | 5227 |
| 42 | 5347 |
| 43 | 5437 |
| 44 | 5527 |
| 45 | 5647 |
| 46 | 5737 |
| 47 | 5857 |
| 48 | 6007 |
| 49 | 6217 |
| 50 | 6547 |
| 51 | 6577 |