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 | 275 |
| 2 | 373 |
| 3 | 445 |
| 4 | 755 |
| 5 | 985 |
| 6 | 1165 |
| 7 | 1245 |
| 8 | 1475 |
| 9 | 1535 |
| 10 | 1643 |
| 11 | 1645 |
| 12 | 1705 |
| 13 | 1715 |
| 14 | 1745 |
| 15 | 2219 |
| 16 | 2305 |
| 17 | 2317 |
| 18 | 2389 |
| 19 | 2445 |
| 20 | 2455 |
| 21 | 2543 |
| 22 | 2579 |
| 23 | 2845 |
| 24 | 2855 |
| 25 | 2893 |
| 26 | 3229 |
| 27 | 3299 |
| 28 | 3325 |
| 29 | 3371 |
| 30 | 3565 |
| 31 | 3613 |
| 32 | 3659 |
| 33 | 3695 |
| 34 | 3757 |
| 35 | 3829 |
| 36 | 3875 |
| 37 | 4255 |
| 38 | 4285 |
| 39 | 4295 |
| 40 | 4345 |
| 41 | 4355 |
| 42 | 4477 |
| 43 | 4745 |
| 44 | 5003 |
| 45 | 5065 |