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 | 1 |
| 2 | 9 |
| 3 | 14 |
| 4 | 73 |
| 5 | 63 |
| 6 | 126 |
| 7 | 172 |
| 8 | 117 |
| 9 | 757 |
| 10 | 567 |
| 11 | 666 |
| 12 | 146 |
| 13 | 1099 |
| 14 | 1548 |
| 15 | 882 |
| 16 | 151 |
| 17 | 2457 |
| 18 | 6813 |
| 19 | 3430 |
| 20 | 219 |
| 21 | 2408 |
| 22 | 5994 |
| 23 | 6084 |
| 24 | 1638 |
| 25 | 15751 |
| 26 | 9891 |
| 27 | 1022 |
| 28 | 12556 |
| 29 | 12195 |
| 30 | 7938 |
| 31 | 14896 |
| 32 | 12483 |
| 33 | 9324 |
| 34 | 22113 |
| 35 | 10836 |
| 36 | 55261 |
| 37 | 25327 |
| 38 | 6174 |
| 39 | 15386 |
| 40 | 567 |
| 41 | 34461 |
| 42 | 21672 |
| 43 | 39754 |
| 44 | 16206 |
| 45 | 6813 |
| 46 | 54756 |
| 47 | 51912 |
| 48 | 2114 |
| 49 | 39331 |
| 50 | 47253 |