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 | 10 |
3 | 120 |
4 | 1620 |
5 | 23560 |
6 | 360352 |
7 | 5714800 |
8 | 93129840 |
9 | 1550132320 |
10 | 26242225600 |
11 | 450448137216 |
12 | 7821608426880 |
13 | 137145465358080 |
14 | 2424899712359680 |
15 | 43186456105340160 |
16 | 774013543036174080 |
17 | 13949937641606981120 |
18 | 252666943472167541760 |
19 | 4596736161565468815360 |