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 | 4 |
| 2 | 6 |
| 3 | 26 |
| 4 | 34 |
| 5 | 86 |
| 6 | 134 |
| 7 | 254 |
| 8 | 274 |
| 9 | 334 |
| 10 | 386 |
| 11 | 446 |
| 12 | 566 |
| 13 | 974 |
| 14 | 1126 |
| 15 | 1226 |
| 16 | 1234 |
| 17 | 1286 |
| 18 | 1294 |
| 19 | 1546 |
| 20 | 2066 |
| 21 | 2374 |
| 22 | 2386 |
| 23 | 2554 |
| 24 | 2854 |
| 25 | 2906 |
| 26 | 2966 |
| 27 | 3086 |
| 28 | 3326 |
| 29 | 3694 |
| 30 | 3898 |
| 31 | 4054 |
| 32 | 4286 |
| 33 | 4594 |
| 34 | 4742 |
| 35 | 4846 |
| 36 | 4874 |
| 37 | 4954 |
| 38 | 5006 |
| 39 | 5218 |
| 40 | 5366 |
| 41 | 5686 |
| 42 | 5714 |
| 43 | 5854 |
| 44 | 6238 |
| 45 | 6274 |
| 46 | 6326 |