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 | 257 |
| 2 | 275 |
| 3 | 345 |
| 4 | 354 |
| 5 | 435 |
| 6 | 453 |
| 7 | 527 |
| 8 | 534 |
| 9 | 543 |
| 10 | 572 |
| 11 | 725 |
| 12 | 752 |
| 13 | 1258 |
| 14 | 1285 |
| 15 | 1528 |
| 16 | 1582 |
| 17 | 1825 |
| 18 | 1852 |
| 19 | 2158 |
| 20 | 2185 |
| 21 | 2235 |
| 22 | 2253 |
| 23 | 2325 |
| 24 | 2352 |
| 25 | 2518 |
| 26 | 2523 |
| 27 | 2532 |
| 28 | 2581 |
| 29 | 2815 |
| 30 | 2851 |
| 31 | 3225 |
| 32 | 3252 |
| 33 | 3522 |
| 34 | 5128 |
| 35 | 5182 |
| 36 | 5218 |
| 37 | 5223 |
| 38 | 5232 |
| 39 | 5281 |
| 40 | 5322 |
| 41 | 5812 |
| 42 | 5821 |
| 43 | 8125 |
| 44 | 8152 |