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 | 32 |
| 1 | 2048 |
| 2 | 131072 |
| 3 | 8388608 |
| 4 | 536870912 |
| 5 | 34359738368 |
| 6 | 2199023255552 |
| 7 | 140737488355328 |
| 8 | 9007199254740992 |
| 9 | 576460752303423488 |
| 10 | 36893488147419103232 |
| 11 | 2361183241434822606848 |
| 12 | 151115727451828646838272 |
| 13 | 9671406556917033397649408 |
| 14 | 618970019642690137449562112 |
| 15 | 39614081257132168796771975168 |