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 | 10 |
2 | 156 |
3 | 3696 |
4 | 125280 |
5 | 5780160 |
6 | 349090560 |
7 | 26760222720 |
8 | 2540101939200 |
9 | 292579402752000 |
10 | 40213832085504000 |
11 | 6502800338141184000 |
12 | 1222285449585328128000 |
13 | 264279998869470904320000 |