n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 48 |
4 | 956 |
5 | 26490 |
6 | 937342 |
7 | 40291608 |
8 | 2036155284 |
9 | 118202408622 |
10 | 7747410899954 |
11 | 565695467415936 |
12 | 45525704815717568 |
13 | 4002930269944724664 |
14 | 381750656962687053108 |
15 | 39244733577786624617904 |
16 | 4325973539461955182836900 |
17 | 508971415418900757219557142 |
[1,4,48,956,26490,937342,40291608,2036155284, 118202408622,7747410899954,565695467415936, 45525704815717568,4002930269944724664, 381750656962687053108,39244733577786624617904, 4325973539461955182836900, 508971415418900757219557142] |