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 | 110 |
| 2 | 3318 |
| 3 | 79739 |
| 4 | 1692945 |
| 5 | 33635880 |
| 6 | 638359663 |
| 7 | 11689716107 |
| 8 | 207621805136 |
| 9 | 3594844603992 |
| 10 | 60914727372933 |
| 11 | 1013396766898715 |
| 12 | 16591453817563704 |
| 13 | 267827348618612139 |
| 14 | 4269426979477614558 |
| 15 | 67301147695731132425 |