n | a(n) |
---|---|
0 | 1 |
1 | 16 |
2 | 160 |
3 | 1280 |
4 | 8960 |
5 | 57344 |
6 | 344064 |
7 | 1966080 |
8 | 10813440 |
9 | 57671680 |
10 | 299892736 |
11 | 1526726656 |
12 | 7633633280 |
13 | 37580963840 |
14 | 182536110080 |
15 | 876173328384 |
16 | 4161823309824 |
17 | 19585050869760 |
18 | 91396904058880 |
19 | 423311976693760 |
20 | 1947235092791296 |
21 | 8901646138474496 |
22 | 40462027902156800 |
[1,16,160,1280,8960,57344,344064,1966080,10813440, 57671680,299892736,1526726656,7633633280, 37580963840,182536110080,876173328384, 4161823309824,19585050869760,91396904058880, 423311976693760,1947235092791296,8901646138474496, 40462027902156800] |