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 | 2 |
1 | 6 |
2 | 42 |
3 | 756 |
4 | 35532 |
5 | 4370436 |
6 | 1407280392 |
7 | 1186337370456 |
8 | 2618246576596392 |
9 | 15128228719573952976 |
10 | 228844715840995186667952 |
11 | 9062937281450932377610903056 |
12 | 939663463215395570775453650652192 |
13 | 255065069445576619918001465293982953056 |