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 | 131072 |
| 1 | 462722 |
| 2 | 33554432 |
| 3 | 1246103042 |
| 4 | 30324948992 |
| 5 | 563669272322 |
| 6 | 7763186941952 |
| 7 | 79452617800322 |
| 8 | 626224351281152 |
| 9 | 3963462651845762 |
| 10 | 20906139893891072 |
| 11 | 94733225757031682 |
| 12 | 377800938372595712 |
| 13 | 1351791004705013762 |
| 14 | 4406854039510188032 |
| 15 | 13253329257388072322 |