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 | 1 |
2 | 1 |
3 | 27 |
4 | 864 |
5 | 2700000 |
6 | 291600000 |
7 | 240145138800000 |
8 | 1967268977049600000 |
9 | 1045487392432216473600000 |
10 | 13068592405402705920000000000 |
11 | 3728621931719673008255139717120000000000 |