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 | 7 |
| 3 | 43 |
| 4 | 311 |
| 5 | 491 |
| 6 | 827 |
| 7 | 1367 |
| 8 | 1693 |
| 9 | 1733 |
| 10 | 1741 |
| 11 | 2089 |
| 12 | 2239 |
| 13 | 2927 |
| 14 | 3343 |
| 15 | 5231 |
| 16 | 5743 |
| 17 | 9319 |
| 18 | 9521 |
| 19 | 11177 |
| 20 | 12611 |
| 21 | 13249 |
| 22 | 15511 |
| 23 | 16661 |
| 24 | 17989 |
| 25 | 24083 |
| 26 | 24611 |
| 27 | 25679 |
| 28 | 25841 |
| 29 | 28723 |
| 30 | 37861 |
| 31 | 39199 |
| 32 | 46663 |
| 33 | 47279 |
| 34 | 51659 |
| 35 | 53281 |
| 36 | 58031 |
| 37 | 58309 |
| 38 | 58549 |
| 39 | 59723 |
| 40 | 64091 |
| 41 | 68041 |
| 42 | 70051 |
| 43 | 70913 |
| 44 | 71261 |