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 | 89 |
| 3 | 509 |
| 4 | 1933 |
| 5 | 1637 |
| 6 | 1669 |
| 7 | 5953 |
| 8 | 27701 |
| 9 | 12853 |
| 10 | 19333 |
| 11 | 36389 |
| 12 | 28229 |
| 13 | 19609 |
| 14 | 82073 |
| 15 | 102701 |
| 16 | 89689 |
| 17 | 134513 |
| 18 | 31397 |
| 19 | 212701 |
| 20 | 815729 |
| 21 | 461717 |
| 22 | 1155733 |
| 23 | 927869 |
| 24 | 360653 |
| 25 | 396733 |
| 26 | 3422813 |
| 27 | 3279841 |
| 28 | 370261 |
| 29 | 5845193 |
| 30 | 6085441 |
| 31 | 6808273 |
| 32 | 9810653 |