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 | 1 |
| 1 | 16 |
| 2 | 128 |
| 3 | 4096 |
| 4 | 32768 |
| 5 | 524288 |
| 6 | 4194304 |
| 7 | 268435456 |
| 8 | 2147483648 |
| 9 | 34359738368 |
| 10 | 274877906944 |
| 11 | 8796093022208 |
| 12 | 70368744177664 |
| 13 | 1125899906842624 |
| 14 | 9007199254740992 |
| 15 | 1152921504606846976 |