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 | 218 |
| 2 | 866 |
| 3 | 345602 |
| 4 | 477146 |
| 5 | 726626 |
| 6 | 1280666 |
| 7 | 2291546 |
| 8 | 3936602 |
| 9 | 4113506 |
| 10 | 6242402 |
| 11 | 7154786 |
| 12 | 13177946 |
| 13 | 22395746 |
| 14 | 26158466 |
| 15 | 26763266 |
| 16 | 30862946 |
| 17 | 43352066 |
| 18 | 52925402 |
| 19 | 68952602 |
| 20 | 74680706 |
| 21 | 87646106 |
| 22 | 96962402 |
| 23 | 109499906 |
| 24 | 112909466 |
| 25 | 181632026 |
| 26 | 192077786 |
| 27 | 205335002 |
| 28 | 257572226 |