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 | 4096 |
| 2 | 16777216 |
| 3 | 2176782336 |
| 4 | 68719476736 |
| 5 | 1000000000000 |
| 6 | 8916100448256 |
| 7 | 56693912375296 |
| 8 | 281474976710656 |
| 9 | 1156831381426176 |
| 10 | 4096000000000000 |
| 11 | 12855002631049216 |
| 12 | 36520347436056576 |
| 13 | 95428956661682176 |
| 14 | 232218265089212416 |
| 15 | 531441000000000000 |
| 16 | 1152921504606846976 |