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 | 5 |
| 3 | 29 |
| 4 | 59 |
| 5 | 229 |
| 6 | 599 |
| 7 | 929 |
| 8 | 2999 |
| 9 | 9929 |
| 10 | 22229 |
| 11 | 22259 |
| 12 | 25229 |
| 13 | 25999 |
| 14 | 29599 |
| 15 | 29959 |
| 16 | 52259 |
| 17 | 52529 |
| 18 | 52999 |
| 19 | 55229 |
| 20 | 55259 |
| 21 | 55529 |
| 22 | 59929 |
| 23 | 59999 |
| 24 | 92959 |
| 25 | 95929 |
| 26 | 95959 |
| 27 | 99259 |
| 28 | 99529 |
| 29 | 99559 |
| 30 | 99929 |
| 31 | 225299 |
| 32 | 225529 |
| 33 | 229529 |
| 34 | 252559 |
| 35 | 255259 |
| 36 | 259229 |
| 37 | 295259 |
| 38 | 522229 |
| 39 | 522259 |