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 | 1393 |
| 2 | 8119 |
| 3 | 47321 |
| 4 | 275807 |
| 5 | 1607521 |
| 6 | 54608393 |
| 7 | 318281039 |
| 8 | 1855077841 |
| 9 | 10812186007 |
| 10 | 367296043199 |
| 11 | 2140758220993 |
| 12 | 12477253282759 |
| 13 | 72722761475561 |
| 14 | 423859315570607 |
| 15 | 2470433131948081 |
| 16 | 14398739476117879 |
| 17 | 83922003724759193 |