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) |
|---|---|
| 0 | 0 |
| 1 | 34 |
| 2 | 2584 |
| 3 | 196418 |
| 4 | 14930352 |
| 5 | 1134903170 |
| 6 | 86267571272 |
| 7 | 6557470319842 |
| 8 | 498454011879264 |
| 9 | 37889062373143906 |
| 10 | 2880067194370816120 |
| 11 | 218922995834555169026 |
| 12 | 16641027750620563662096 |
| 13 | 1264937032042997393488322 |
| 14 | 96151855463018422468774568 |