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 | 13 |
| 2 | 47 |
| 3 | 73 |
| 4 | 157 |
| 5 | 167 |
| 6 | 263 |
| 7 | 467 |
| 8 | 757 |
| 9 | 877 |
| 10 | 887 |
| 11 | 2027 |
| 12 | 2593 |
| 13 | 3203 |
| 14 | 3733 |
| 15 | 4273 |
| 16 | 4703 |
| 17 | 4787 |
| 18 | 5087 |
| 19 | 5387 |
| 20 | 6373 |
| 21 | 6637 |
| 22 | 7393 |
| 23 | 7823 |
| 24 | 8893 |
| 25 | 9587 |
| 26 | 10007 |
| 27 | 10163 |
| 28 | 12433 |
| 29 | 13933 |
| 30 | 15083 |
| 31 | 15287 |
| 32 | 15373 |
| 33 | 16333 |
| 34 | 17387 |
| 35 | 17483 |
| 36 | 18013 |
| 37 | 18313 |
| 38 | 19237 |
| 39 | 19477 |
| 40 | 20327 |
| 41 | 21467 |
| 42 | 23567 |