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 | 91 |
| 2 | 187 |
| 3 | 247 |
| 4 | 287 |
| 5 | 391 |
| 6 | 581 |
| 7 | 667 |
| 8 | 671 |
| 9 | 679 |
| 10 | 913 |
| 11 | 923 |
| 12 | 973 |
| 13 | 1147 |
| 14 | 1169 |
| 15 | 1261 |
| 16 | 1267 |
| 17 | 1397 |
| 18 | 1561 |
| 19 | 1591 |
| 20 | 1639 |
| 21 | 1757 |
| 22 | 1919 |
| 23 | 1927 |
| 24 | 1937 |
| 25 | 2051 |
| 26 | 2123 |
| 27 | 2149 |
| 28 | 2443 |
| 29 | 2491 |
| 30 | 2641 |
| 31 | 2933 |
| 32 | 2951 |
| 33 | 3031 |
| 34 | 3091 |
| 35 | 3127 |
| 36 | 3227 |
| 37 | 3281 |
| 38 | 3521 |
| 39 | 3817 |
| 40 | 3841 |
| 41 | 3859 |
| 42 | 4087 |
| 43 | 4109 |
| 44 | 4207 |