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 | 2553 |
| 2 | 115979 |
| 3 | 2490449 |
| 4 | 80761059 |
| 5 | 2183297449 |
| 6 | 65652458491 |
| 7 | 1894624012417 |
| 8 | 56140705014995 |
| 9 | 1649002255383641 |
| 10 | 48754926946880491 |
| 11 | 1438991178016735921 |
| 12 | 42542454880958044611 |
| 13 | 1257346657004360967433 |
| 14 | 37177308864717054716635 |