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 | 256 |
| 2 | 65536 |
| 3 | 16777216 |
| 4 | 4294967296 |
| 5 | 1099511627776 |
| 6 | 281474976710656 |
| 7 | 72057594037927936 |
| 8 | 18446744073709551616 |
| 9 | 4722366482869645213696 |
| 10 | 1208925819614629174706176 |
| 11 | 309485009821345068724781056 |