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 | 5 |
| 2 | 101 |
| 3 | 181 |
| 4 | 313 |
| 5 | 353 |
| 6 | 373 |
| 7 | 505 |
| 8 | 545 |
| 9 | 565 |
| 10 | 757 |
| 11 | 797 |
| 12 | 929 |
| 13 | 949 |
| 14 | 10001 |
| 15 | 10201 |
| 16 | 10301 |
| 17 | 10501 |
| 18 | 10601 |
| 19 | 12421 |
| 20 | 12721 |
| 21 | 12821 |
| 22 | 14341 |
| 23 | 14741 |
| 24 | 16061 |
| 25 | 16361 |
| 26 | 16561 |
| 27 | 16661 |
| 28 | 16861 |
| 29 | 18181 |
| 30 | 18281 |
| 31 | 18481 |
| 32 | 18581 |
| 33 | 31013 |
| 34 | 31313 |
| 35 | 31513 |
| 36 | 31613 |
| 37 | 31813 |
| 38 | 33133 |